./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-myricom-myri10ge-myri10ge.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-myricom-myri10ge-myri10ge.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 19ba0d35210d41c6c507f30932a0dbf2999508b559098af97fec2d7b0a73d078 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 00:26:09,114 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 00:26:09,213 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-24 00:26:09,226 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 00:26:09,226 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 00:26:09,262 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 00:26:09,263 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 00:26:09,263 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 00:26:09,265 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 00:26:09,265 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 00:26:09,266 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 00:26:09,266 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 00:26:09,266 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 00:26:09,266 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 00:26:09,267 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 00:26:09,268 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 00:26:09,268 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 00:26:09,268 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 00:26:09,268 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 00:26:09,268 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 00:26:09,268 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 00:26:09,268 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 00:26:09,268 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 00:26:09,268 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 00:26:09,268 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 00:26:09,268 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 00:26:09,268 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:26:09,269 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:26:09,269 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:26:09,269 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:26:09,269 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 00:26:09,269 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:26:09,269 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:26:09,270 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:26:09,270 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:26:09,270 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 00:26:09,270 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 00:26:09,270 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 00:26:09,270 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 00:26:09,270 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-24 00:26:09,270 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 00:26:09,270 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 00:26:09,270 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 00:26:09,270 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 00:26:09,271 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 00:26:09,271 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19ba0d35210d41c6c507f30932a0dbf2999508b559098af97fec2d7b0a73d078 [2024-11-24 00:26:09,559 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 00:26:09,571 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 00:26:09,575 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 00:26:09,576 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 00:26:09,577 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 00:26:09,578 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-myricom-myri10ge-myri10ge.cil.i [2024-11-24 00:26:12,562 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/data/bdae38d40/2ec2f5cd977f430c8aabcf48b97151f5/FLAG70e54411e [2024-11-24 00:26:13,492 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 00:26:13,493 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-myricom-myri10ge-myri10ge.cil.i [2024-11-24 00:26:13,570 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/data/bdae38d40/2ec2f5cd977f430c8aabcf48b97151f5/FLAG70e54411e [2024-11-24 00:26:13,626 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/data/bdae38d40/2ec2f5cd977f430c8aabcf48b97151f5 [2024-11-24 00:26:13,629 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 00:26:13,630 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 00:26:13,632 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 00:26:13,632 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 00:26:13,637 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 00:26:13,638 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:26:13" (1/1) ... [2024-11-24 00:26:13,639 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f888c88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:26:13, skipping insertion in model container [2024-11-24 00:26:13,639 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:26:13" (1/1) ... [2024-11-24 00:26:13,814 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 00:26:18,477 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-myricom-myri10ge-myri10ge.cil.i[491154,491167] [2024-11-24 00:26:18,483 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-myricom-myri10ge-myri10ge.cil.i[491323,491336] [2024-11-24 00:26:18,483 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-myricom-myri10ge-myri10ge.cil.i[491490,491503] [2024-11-24 00:26:18,484 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-myricom-myri10ge-myri10ge.cil.i[491658,491671] [2024-11-24 00:26:18,535 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:26:18,649 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 00:26:18,825 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [6249] [2024-11-24 00:26:18,827 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [6256] [2024-11-24 00:26:18,827 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6263] [2024-11-24 00:26:18,830 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/7cdfae59d3ac602223400f61d8829e28/klever-core-work-dir/520b8de/linux-kernel-locking-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [6336-6337] [2024-11-24 00:26:18,831 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [6342-6344] [2024-11-24 00:26:18,831 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [6359] [2024-11-24 00:26:18,833 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; incl %0": "+m" (v->counter)); [6381] [2024-11-24 00:26:18,834 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%P0": "+m" (__preempt_count)); [6432] [2024-11-24 00:26:18,837 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (__preempt_count)); [6435] [2024-11-24 00:26:18,837 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%P0": "+m" (__preempt_count): "qi" (val)); [6437] [2024-11-24 00:26:18,837 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%P0": "+m" (__preempt_count)); [6442] [2024-11-24 00:26:18,838 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (__preempt_count)); [6445] [2024-11-24 00:26:18,838 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%P0": "+m" (__preempt_count): "ri" (val)); [6447] [2024-11-24 00:26:18,838 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%P0": "+m" (__preempt_count)); [6452] [2024-11-24 00:26:18,838 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (__preempt_count)); [6455] [2024-11-24 00:26:18,838 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%P0": "+m" (__preempt_count): "ri" (val)); [6457] [2024-11-24 00:26:18,838 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%P0": "+m" (__preempt_count)); [6462] [2024-11-24 00:26:18,838 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (__preempt_count)); [6465] [2024-11-24 00:26:18,839 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%P0": "+m" (__preempt_count): "re" (val)); [6467] [2024-11-24 00:26:18,840 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%P0": "+m" (__preempt_count)); [6505] [2024-11-24 00:26:18,841 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (__preempt_count)); [6508] [2024-11-24 00:26:18,841 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%P0": "+m" (__preempt_count): "qi" (- val)); [6510] [2024-11-24 00:26:18,841 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%P0": "+m" (__preempt_count)); [6515] [2024-11-24 00:26:18,841 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (__preempt_count)); [6518] [2024-11-24 00:26:18,841 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%P0": "+m" (__preempt_count): "ri" (- val)); [6520] [2024-11-24 00:26:18,842 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%P0": "+m" (__preempt_count)); [6525] [2024-11-24 00:26:18,842 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (__preempt_count)); [6528] [2024-11-24 00:26:18,842 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%P0": "+m" (__preempt_count): "ri" (- val)); [6530] [2024-11-24 00:26:18,843 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%P0": "+m" (__preempt_count)); [6535] [2024-11-24 00:26:18,843 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (__preempt_count)); [6538] [2024-11-24 00:26:18,843 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%P0": "+m" (__preempt_count): "re" (- val)); [6540] [2024-11-24 00:26:18,846 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [6699] [2024-11-24 00:26:18,846 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6707] [2024-11-24 00:26:18,847 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6714] [2024-11-24 00:26:18,847 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %0,%1": : "q" (val), "m" (*((unsigned char volatile *)addr))); [6721] [2024-11-24 00:26:18,847 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr))); [6728] [2024-11-24 00:26:18,849 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6807] [2024-11-24 00:26:18,851 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/mm.h"), "i" (488), "i" (12UL)); [6852-6853] [2024-11-24 00:26:18,858 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [7003-7004] [2024-11-24 00:26:18,887 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [7037-7038] [2024-11-24 00:26:18,888 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (79), "i" (12UL)); [7078-7079] [2024-11-24 00:26:18,889 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (91), "i" (12UL)); [7107-7108] [2024-11-24 00:26:18,904 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/netdevice.h"), "i" (502), "i" (12UL)); [7600-7601] [2024-11-24 00:26:18,904 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7607] [2024-11-24 00:26:18,911 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [7880] [2024-11-24 00:26:18,911 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [7883] [2024-11-24 00:26:18,912 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [7886] [2024-11-24 00:26:18,912 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [7889] [2024-11-24 00:26:18,914 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [7920] [2024-11-24 00:26:18,914 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [7923] [2024-11-24 00:26:18,914 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [7926] [2024-11-24 00:26:18,915 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [7929] [2024-11-24 00:26:18,915 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [7960] [2024-11-24 00:26:18,915 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [7963] [2024-11-24 00:26:18,916 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [7966] [2024-11-24 00:26:18,916 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [7969] [2024-11-24 00:26:18,917 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [8000] [2024-11-24 00:26:18,917 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [8003] [2024-11-24 00:26:18,917 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [8006] [2024-11-24 00:26:18,917 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [8009] [2024-11-24 00:26:18,918 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [8099] [2024-11-24 00:26:18,918 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [8102] [2024-11-24 00:26:18,918 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [8105] [2024-11-24 00:26:18,918 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [8108] [2024-11-24 00:26:18,920 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [8139] [2024-11-24 00:26:18,920 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [8142] [2024-11-24 00:26:18,920 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [8145] [2024-11-24 00:26:18,921 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [8148] [2024-11-24 00:26:18,922 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [8179] [2024-11-24 00:26:18,922 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [8182] [2024-11-24 00:26:18,922 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [8185] [2024-11-24 00:26:18,923 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [8188] [2024-11-24 00:26:18,923 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [8219] [2024-11-24 00:26:18,923 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [8222] [2024-11-24 00:26:18,924 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [8225] [2024-11-24 00:26:18,924 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [8228] [2024-11-24 00:26:18,952 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8704] [2024-11-24 00:26:18,952 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8713] [2024-11-24 00:26:18,957 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8871] [2024-11-24 00:26:18,964 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [9012] [2024-11-24 00:26:18,972 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [9193] [2024-11-24 00:26:18,973 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [9208] [2024-11-24 00:26:18,974 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [9210] [2024-11-24 00:26:18,996 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [9716] [2024-11-24 00:26:18,997 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [9757] [2024-11-24 00:26:18,997 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [9760] [2024-11-24 00:26:18,997 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [9763] [2024-11-24 00:26:18,998 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [9766] [2024-11-24 00:26:18,998 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [9797] [2024-11-24 00:26:18,999 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [9800] [2024-11-24 00:26:18,999 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [9803] [2024-11-24 00:26:18,999 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [9806] [2024-11-24 00:26:19,000 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [9837] [2024-11-24 00:26:19,000 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [9840] [2024-11-24 00:26:19,000 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [9843] [2024-11-24 00:26:19,000 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [9846] [2024-11-24 00:26:19,001 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [9877] [2024-11-24 00:26:19,002 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [9880] [2024-11-24 00:26:19,002 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [9883] [2024-11-24 00:26:19,002 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [9886] [2024-11-24 00:26:19,005 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [9921] [2024-11-24 00:26:19,008 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [10035] [2024-11-24 00:26:19,009 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [10037] [2024-11-24 00:26:19,009 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [10040] [2024-11-24 00:26:19,024 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)va) [10202] [2024-11-24 00:26:19,037 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [10363] [2024-11-24 00:26:19,040 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [10364] [2024-11-24 00:26:19,061 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [10647] [2024-11-24 00:26:19,062 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [10684] [2024-11-24 00:26:19,134 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [12397] [2024-11-24 00:26:19,136 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [12485] [2024-11-24 00:26:19,136 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [12508] [2024-11-24 00:26:19,137 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [12518] [2024-11-24 00:26:19,137 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [12537] [2024-11-24 00:26:19,138 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [12545] [2024-11-24 00:26:19,148 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [12889] [2024-11-24 00:26:19,149 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [12890] [2024-11-24 00:26:19,166 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/myricom/myri10ge/myri10ge.c"), "i" (3414), "i" (12UL)); [13427-13428] [2024-11-24 00:26:19,167 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/myricom/myri10ge/myri10ge.c"), "i" (3422), "i" (12UL)); [13455-13456] [2024-11-24 00:26:19,354 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-myricom-myri10ge-myri10ge.cil.i[491154,491167] [2024-11-24 00:26:19,355 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-myricom-myri10ge-myri10ge.cil.i[491323,491336] [2024-11-24 00:26:19,359 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-myricom-myri10ge-myri10ge.cil.i[491490,491503] [2024-11-24 00:26:19,359 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-myricom-myri10ge-myri10ge.cil.i[491658,491671] [2024-11-24 00:26:19,385 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:26:19,766 INFO L204 MainTranslator]: Completed translation [2024-11-24 00:26:19,767 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:26:19 WrapperNode [2024-11-24 00:26:19,767 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 00:26:19,768 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 00:26:19,769 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 00:26:19,769 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 00:26:19,777 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:26:19" (1/1) ... [2024-11-24 00:26:19,899 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:26:19" (1/1) ... [2024-11-24 00:26:20,359 INFO L138 Inliner]: procedures = 656, calls = 5575, calls flagged for inlining = 329, calls inlined = 309, statements flattened = 12566 [2024-11-24 00:26:20,361 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 00:26:20,362 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 00:26:20,363 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 00:26:20,363 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 00:26:20,375 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:26:19" (1/1) ... [2024-11-24 00:26:20,376 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:26:19" (1/1) ... [2024-11-24 00:26:20,466 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:26:19" (1/1) ... [2024-11-24 00:26:23,874 INFO L175 MemorySlicer]: Split 3764 memory accesses to 41 slices as follows [1, 2, 2, 13, 23, 1, 5, 5, 7, 3, 2, 7, 17, 12, 8, 3, 8, 3, 2, 5, 4, 8, 2, 4, 4, 7, 5, 4, 8, 8, 73, 1, 1, 2, 14, 2, 3430, 24, 7, 11, 16]. 91 percent of accesses are in the largest equivalence class. The 2025 initializations are split as follows [0, 0, 0, 13, 0, 1, 5, 5, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 5, 4, 8, 0, 4, 4, 7, 5, 0, 8, 8, 0, 0, 1, 2, 0, 0, 1931, 1, 5, 8, 0]. The 671 writes are split as follows [0, 1, 1, 0, 6, 0, 0, 0, 2, 2, 1, 6, 0, 8, 2, 2, 3, 2, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 47, 1, 0, 0, 7, 0, 560, 18, 0, 0, 0]. [2024-11-24 00:26:23,874 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:26:19" (1/1) ... [2024-11-24 00:26:23,875 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:26:19" (1/1) ... [2024-11-24 00:26:24,187 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:26:19" (1/1) ... [2024-11-24 00:26:24,212 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:26:19" (1/1) ... [2024-11-24 00:26:24,249 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:26:19" (1/1) ... [2024-11-24 00:26:24,321 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:26:19" (1/1) ... [2024-11-24 00:26:24,368 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:26:19" (1/1) ... [2024-11-24 00:26:24,499 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 00:26:24,501 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 00:26:24,501 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 00:26:24,501 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 00:26:24,502 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:26:19" (1/1) ... [2024-11-24 00:26:24,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:26:24,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:26:24,536 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 00:26:24,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 00:26:24,570 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2024-11-24 00:26:24,570 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2024-11-24 00:26:24,570 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_request_irq [2024-11-24 00:26:24,570 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_request_irq [2024-11-24 00:26:24,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-24 00:26:24,571 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-24 00:26:24,571 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2024-11-24 00:26:24,571 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2024-11-24 00:26:24,571 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2024-11-24 00:26:24,571 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2024-11-24 00:26:24,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-24 00:26:24,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-24 00:26:24,572 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_sw_tso [2024-11-24 00:26:24,572 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_sw_tso [2024-11-24 00:26:24,572 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2024-11-24 00:26:24,572 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2024-11-24 00:26:24,572 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-24 00:26:24,572 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-24 00:26:24,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-24 00:26:24,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-24 00:26:24,574 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2024-11-24 00:26:24,574 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2024-11-24 00:26:24,575 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_clean_rx_done [2024-11-24 00:26:24,576 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_clean_rx_done [2024-11-24 00:26:24,576 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-24 00:26:24,576 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-24 00:26:24,576 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-24 00:26:24,576 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-24 00:26:24,576 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2024-11-24 00:26:24,576 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2024-11-24 00:26:24,576 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2024-11-24 00:26:24,576 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2024-11-24 00:26:24,576 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2024-11-24 00:26:24,576 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2024-11-24 00:26:24,576 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_page [2024-11-24 00:26:24,576 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_page [2024-11-24 00:26:24,576 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2024-11-24 00:26:24,576 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2024-11-24 00:26:24,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_myri10ge_slice_state [2024-11-24 00:26:24,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_myri10ge_slice_state [2024-11-24 00:26:24,577 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2024-11-24 00:26:24,577 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2024-11-24 00:26:24,577 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_free_rings [2024-11-24 00:26:24,577 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_free_rings [2024-11-24 00:26:24,577 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2024-11-24 00:26:24,577 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2024-11-24 00:26:24,577 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size_set [2024-11-24 00:26:24,577 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size_set [2024-11-24 00:26:24,577 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2024-11-24 00:26:24,577 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2024-11-24 00:26:24,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-24 00:26:24,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-24 00:26:24,577 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-11-24 00:26:24,577 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-11-24 00:26:24,577 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2024-11-24 00:26:24,577 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2024-11-24 00:26:24,577 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-11-24 00:26:24,577 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-11-24 00:26:24,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-24 00:26:24,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-24 00:26:24,580 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_change_pause [2024-11-24 00:26:24,580 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_change_pause [2024-11-24 00:26:24,580 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-11-24 00:26:24,580 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-11-24 00:26:24,581 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-24 00:26:24,581 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2024-11-24 00:26:24,581 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2024-11-24 00:26:24,581 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_close [2024-11-24 00:26:24,581 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_close [2024-11-24 00:26:24,581 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_update_dca [2024-11-24 00:26:24,581 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_update_dca [2024-11-24 00:26:24,581 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-24 00:26:24,581 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-24 00:26:24,581 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2024-11-24 00:26:24,581 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2024-11-24 00:26:24,581 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-24 00:26:24,581 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-24 00:26:24,581 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_teardown_dca [2024-11-24 00:26:24,581 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_teardown_dca [2024-11-24 00:26:24,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-24 00:26:24,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-24 00:26:24,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-24 00:26:24,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-24 00:26:24,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-24 00:26:24,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-24 00:26:24,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-24 00:26:24,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-24 00:26:24,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-24 00:26:24,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-24 00:26:24,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-24 00:26:24,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-24 00:26:24,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-24 00:26:24,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-24 00:26:24,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-24 00:26:24,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-24 00:26:24,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-24 00:26:24,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-24 00:26:24,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-11-24 00:26:24,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-11-24 00:26:24,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2024-11-24 00:26:24,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2024-11-24 00:26:24,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2024-11-24 00:26:24,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#23 [2024-11-24 00:26:24,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#24 [2024-11-24 00:26:24,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#25 [2024-11-24 00:26:24,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#26 [2024-11-24 00:26:24,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#27 [2024-11-24 00:26:24,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#28 [2024-11-24 00:26:24,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#29 [2024-11-24 00:26:24,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#30 [2024-11-24 00:26:24,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#31 [2024-11-24 00:26:24,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#32 [2024-11-24 00:26:24,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#33 [2024-11-24 00:26:24,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#34 [2024-11-24 00:26:24,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#35 [2024-11-24 00:26:24,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#36 [2024-11-24 00:26:24,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#37 [2024-11-24 00:26:24,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#38 [2024-11-24 00:26:24,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#39 [2024-11-24 00:26:24,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#40 [2024-11-24 00:26:24,583 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2024-11-24 00:26:24,583 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2024-11-24 00:26:24,583 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-24 00:26:24,583 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-24 00:26:24,583 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2024-11-24 00:26:24,583 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2024-11-24 00:26:24,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-24 00:26:24,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-24 00:26:24,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-24 00:26:24,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-24 00:26:24,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-24 00:26:24,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-24 00:26:24,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-24 00:26:24,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-24 00:26:24,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-24 00:26:24,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-24 00:26:24,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-24 00:26:24,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-24 00:26:24,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-24 00:26:24,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-24 00:26:24,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-24 00:26:24,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-24 00:26:24,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-24 00:26:24,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-24 00:26:24,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-24 00:26:24,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-24 00:26:24,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-24 00:26:24,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-11-24 00:26:24,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-11-24 00:26:24,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2024-11-24 00:26:24,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2024-11-24 00:26:24,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2024-11-24 00:26:24,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#26 [2024-11-24 00:26:24,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#27 [2024-11-24 00:26:24,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#28 [2024-11-24 00:26:24,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#29 [2024-11-24 00:26:24,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#30 [2024-11-24 00:26:24,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#31 [2024-11-24 00:26:24,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#32 [2024-11-24 00:26:24,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#33 [2024-11-24 00:26:24,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#34 [2024-11-24 00:26:24,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#35 [2024-11-24 00:26:24,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#36 [2024-11-24 00:26:24,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#37 [2024-11-24 00:26:24,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#38 [2024-11-24 00:26:24,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#39 [2024-11-24 00:26:24,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#40 [2024-11-24 00:26:24,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-24 00:26:24,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-24 00:26:24,590 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-11-24 00:26:24,590 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-11-24 00:26:24,590 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_update_mac_address [2024-11-24 00:26:24,590 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_update_mac_address [2024-11-24 00:26:24,590 INFO L130 BoogieDeclarations]: Found specification of procedure pcie_capability_read_word [2024-11-24 00:26:24,590 INFO L138 BoogieDeclarations]: Found implementation of procedure pcie_capability_read_word [2024-11-24 00:26:24,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-24 00:26:24,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-24 00:26:24,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-24 00:26:24,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-24 00:26:24,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-24 00:26:24,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-24 00:26:24,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-24 00:26:24,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-24 00:26:24,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-24 00:26:24,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-24 00:26:24,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-24 00:26:24,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-24 00:26:24,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-24 00:26:24,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-24 00:26:24,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-24 00:26:24,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-24 00:26:24,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-24 00:26:24,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-24 00:26:24,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-24 00:26:24,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-24 00:26:24,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-24 00:26:24,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-24 00:26:24,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-11-24 00:26:24,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-11-24 00:26:24,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-11-24 00:26:24,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2024-11-24 00:26:24,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2024-11-24 00:26:24,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2024-11-24 00:26:24,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2024-11-24 00:26:24,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2024-11-24 00:26:24,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#30 [2024-11-24 00:26:24,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#31 [2024-11-24 00:26:24,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#32 [2024-11-24 00:26:24,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#33 [2024-11-24 00:26:24,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#34 [2024-11-24 00:26:24,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#35 [2024-11-24 00:26:24,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#36 [2024-11-24 00:26:24,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#37 [2024-11-24 00:26:24,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#38 [2024-11-24 00:26:24,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#39 [2024-11-24 00:26:24,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#40 [2024-11-24 00:26:24,596 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-24 00:26:24,596 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-24 00:26:24,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_82 [2024-11-24 00:26:24,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_82 [2024-11-24 00:26:24,596 INFO L130 BoogieDeclarations]: Found specification of procedure skb_get_queue_mapping [2024-11-24 00:26:24,596 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_get_queue_mapping [2024-11-24 00:26:24,597 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_alloc_rx_pages [2024-11-24 00:26:24,597 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_alloc_rx_pages [2024-11-24 00:26:24,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-24 00:26:24,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-24 00:26:24,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-24 00:26:24,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-24 00:26:24,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-24 00:26:24,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-24 00:26:24,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-24 00:26:24,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-24 00:26:24,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-24 00:26:24,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-24 00:26:24,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-24 00:26:24,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-24 00:26:24,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-24 00:26:24,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-24 00:26:24,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-11-24 00:26:24,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-11-24 00:26:24,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-11-24 00:26:24,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-11-24 00:26:24,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2024-11-24 00:26:24,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2024-11-24 00:26:24,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2024-11-24 00:26:24,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#21 [2024-11-24 00:26:24,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#22 [2024-11-24 00:26:24,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#23 [2024-11-24 00:26:24,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#24 [2024-11-24 00:26:24,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#25 [2024-11-24 00:26:24,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#26 [2024-11-24 00:26:24,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#27 [2024-11-24 00:26:24,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#28 [2024-11-24 00:26:24,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#29 [2024-11-24 00:26:24,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#30 [2024-11-24 00:26:24,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#31 [2024-11-24 00:26:24,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#32 [2024-11-24 00:26:24,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#33 [2024-11-24 00:26:24,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#34 [2024-11-24 00:26:24,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#35 [2024-11-24 00:26:24,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#36 [2024-11-24 00:26:24,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#37 [2024-11-24 00:26:24,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#38 [2024-11-24 00:26:24,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#39 [2024-11-24 00:26:24,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#40 [2024-11-24 00:26:24,600 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-24 00:26:24,600 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-24 00:26:24,601 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-24 00:26:24,601 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-24 00:26:24,601 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-24 00:26:24,601 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-24 00:26:24,601 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-24 00:26:24,601 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-24 00:26:24,601 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-24 00:26:24,601 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-24 00:26:24,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-24 00:26:24,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-24 00:26:24,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-24 00:26:24,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-24 00:26:24,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-11-24 00:26:24,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-11-24 00:26:24,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-11-24 00:26:24,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-11-24 00:26:24,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2024-11-24 00:26:24,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2024-11-24 00:26:24,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2024-11-24 00:26:24,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#21 [2024-11-24 00:26:24,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#22 [2024-11-24 00:26:24,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#23 [2024-11-24 00:26:24,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#24 [2024-11-24 00:26:24,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#25 [2024-11-24 00:26:24,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#26 [2024-11-24 00:26:24,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#27 [2024-11-24 00:26:24,604 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#28 [2024-11-24 00:26:24,604 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#29 [2024-11-24 00:26:24,604 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#30 [2024-11-24 00:26:24,604 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#31 [2024-11-24 00:26:24,604 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#32 [2024-11-24 00:26:24,604 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#33 [2024-11-24 00:26:24,604 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#34 [2024-11-24 00:26:24,604 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#35 [2024-11-24 00:26:24,604 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#36 [2024-11-24 00:26:24,604 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#37 [2024-11-24 00:26:24,604 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#38 [2024-11-24 00:26:24,604 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#39 [2024-11-24 00:26:24,604 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#40 [2024-11-24 00:26:24,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-11-24 00:26:24,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-11-24 00:26:24,604 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2024-11-24 00:26:24,609 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2024-11-24 00:26:24,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-24 00:26:24,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-24 00:26:24,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-24 00:26:24,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-24 00:26:24,609 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_get_stats [2024-11-24 00:26:24,609 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_get_stats [2024-11-24 00:26:24,609 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_set_multicast_list [2024-11-24 00:26:24,609 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_set_multicast_list [2024-11-24 00:26:24,609 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2024-11-24 00:26:24,609 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2024-11-24 00:26:24,609 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_check_slice [2024-11-24 00:26:24,609 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_check_slice [2024-11-24 00:26:24,609 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-24 00:26:24,609 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-24 00:26:24,609 INFO L130 BoogieDeclarations]: Found specification of procedure pci_pcie_type [2024-11-24 00:26:24,609 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_pcie_type [2024-11-24 00:26:24,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-24 00:26:24,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-24 00:26:24,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-24 00:26:24,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 00:26:24,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-24 00:26:24,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-24 00:26:24,610 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-24 00:26:24,610 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-24 00:26:24,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-24 00:26:24,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-24 00:26:24,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-24 00:26:24,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-24 00:26:24,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-24 00:26:24,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-24 00:26:24,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-24 00:26:24,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-24 00:26:24,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-24 00:26:24,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-24 00:26:24,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-24 00:26:24,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-24 00:26:24,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-24 00:26:24,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-24 00:26:24,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-24 00:26:24,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-24 00:26:24,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-24 00:26:24,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-24 00:26:24,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-24 00:26:24,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-24 00:26:24,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-24 00:26:24,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-11-24 00:26:24,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-11-24 00:26:24,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-11-24 00:26:24,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-11-24 00:26:24,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2024-11-24 00:26:24,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2024-11-24 00:26:24,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#27 [2024-11-24 00:26:24,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#28 [2024-11-24 00:26:24,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#29 [2024-11-24 00:26:24,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#30 [2024-11-24 00:26:24,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#31 [2024-11-24 00:26:24,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#32 [2024-11-24 00:26:24,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#33 [2024-11-24 00:26:24,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#34 [2024-11-24 00:26:24,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#35 [2024-11-24 00:26:24,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#36 [2024-11-24 00:26:24,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#37 [2024-11-24 00:26:24,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#38 [2024-11-24 00:26:24,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#39 [2024-11-24 00:26:24,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#40 [2024-11-24 00:26:24,611 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2024-11-24 00:26:24,611 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2024-11-24 00:26:24,611 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2024-11-24 00:26:24,611 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_percpu_size [2024-11-24 00:26:24,611 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-24 00:26:24,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-24 00:26:24,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_myri10ge_slice_state [2024-11-24 00:26:24,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_myri10ge_slice_state [2024-11-24 00:26:24,612 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_led [2024-11-24 00:26:24,612 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_led [2024-11-24 00:26:24,612 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2024-11-24 00:26:24,612 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2024-11-24 00:26:24,612 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_toggle_relaxed [2024-11-24 00:26:24,612 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_toggle_relaxed [2024-11-24 00:26:24,612 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2024-11-24 00:26:24,612 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2024-11-24 00:26:24,612 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2024-11-24 00:26:24,612 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2024-11-24 00:26:24,612 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-24 00:26:24,612 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-24 00:26:24,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-24 00:26:24,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-24 00:26:24,612 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_send_cmd [2024-11-24 00:26:24,612 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_send_cmd [2024-11-24 00:26:24,612 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2024-11-24 00:26:24,612 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2024-11-24 00:26:24,612 INFO L130 BoogieDeclarations]: Found specification of procedure mtrr_del [2024-11-24 00:26:24,612 INFO L138 BoogieDeclarations]: Found implementation of procedure mtrr_del [2024-11-24 00:26:24,612 INFO L130 BoogieDeclarations]: Found specification of procedure set_fw_name [2024-11-24 00:26:24,612 INFO L138 BoogieDeclarations]: Found implementation of procedure set_fw_name [2024-11-24 00:26:24,617 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-24 00:26:24,617 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-24 00:26:24,617 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2024-11-24 00:26:24,617 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2024-11-24 00:26:24,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 00:26:24,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 00:26:24,617 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2024-11-24 00:26:24,617 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2024-11-24 00:26:24,617 INFO L130 BoogieDeclarations]: Found specification of procedure put_be32 [2024-11-24 00:26:24,620 INFO L138 BoogieDeclarations]: Found implementation of procedure put_be32 [2024-11-24 00:26:24,620 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-24 00:26:24,620 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-24 00:26:24,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-24 00:26:24,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-24 00:26:24,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-24 00:26:24,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-24 00:26:24,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-24 00:26:24,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-24 00:26:24,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-24 00:26:24,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-24 00:26:24,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-24 00:26:24,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-24 00:26:24,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-24 00:26:24,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-24 00:26:24,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-24 00:26:24,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-24 00:26:24,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-24 00:26:24,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-24 00:26:24,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-24 00:26:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-24 00:26:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-11-24 00:26:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-11-24 00:26:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2024-11-24 00:26:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2024-11-24 00:26:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2024-11-24 00:26:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#23 [2024-11-24 00:26:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#24 [2024-11-24 00:26:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#25 [2024-11-24 00:26:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#26 [2024-11-24 00:26:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#27 [2024-11-24 00:26:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#28 [2024-11-24 00:26:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#29 [2024-11-24 00:26:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#30 [2024-11-24 00:26:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#31 [2024-11-24 00:26:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#32 [2024-11-24 00:26:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#33 [2024-11-24 00:26:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#34 [2024-11-24 00:26:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#35 [2024-11-24 00:26:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#36 [2024-11-24 00:26:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#37 [2024-11-24 00:26:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#38 [2024-11-24 00:26:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#39 [2024-11-24 00:26:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#40 [2024-11-24 00:26:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-24 00:26:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-24 00:26:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-24 00:26:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-24 00:26:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-24 00:26:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-24 00:26:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-24 00:26:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-24 00:26:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-24 00:26:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-24 00:26:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-24 00:26:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-24 00:26:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-24 00:26:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-24 00:26:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-24 00:26:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-24 00:26:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-24 00:26:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-24 00:26:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-24 00:26:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-24 00:26:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-11-24 00:26:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-11-24 00:26:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-11-24 00:26:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2024-11-24 00:26:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2024-11-24 00:26:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#25 [2024-11-24 00:26:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#26 [2024-11-24 00:26:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#27 [2024-11-24 00:26:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#28 [2024-11-24 00:26:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#29 [2024-11-24 00:26:24,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#30 [2024-11-24 00:26:24,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#31 [2024-11-24 00:26:24,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#32 [2024-11-24 00:26:24,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#33 [2024-11-24 00:26:24,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#34 [2024-11-24 00:26:24,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#35 [2024-11-24 00:26:24,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#36 [2024-11-24 00:26:24,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#37 [2024-11-24 00:26:24,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#38 [2024-11-24 00:26:24,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#39 [2024-11-24 00:26:24,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#40 [2024-11-24 00:26:24,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-24 00:26:24,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-24 00:26:24,626 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2024-11-24 00:26:24,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2024-11-24 00:26:24,626 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2024-11-24 00:26:24,626 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2024-11-24 00:26:24,626 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_remove [2024-11-24 00:26:24,626 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_remove [2024-11-24 00:26:24,626 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso_v6 [2024-11-24 00:26:24,626 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso_v6 [2024-11-24 00:26:24,626 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2024-11-24 00:26:24,626 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2024-11-24 00:26:24,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-24 00:26:24,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-24 00:26:24,627 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2024-11-24 00:26:24,627 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2024-11-24 00:26:24,627 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2024-11-24 00:26:24,627 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2024-11-24 00:26:24,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2024-11-24 00:26:24,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2024-11-24 00:26:24,627 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2024-11-24 00:26:24,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_size_call_parameter [2024-11-24 00:26:24,627 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2024-11-24 00:26:24,627 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2024-11-24 00:26:24,627 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2024-11-24 00:26:24,628 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2024-11-24 00:26:24,628 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_free_slices [2024-11-24 00:26:24,628 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_free_slices [2024-11-24 00:26:24,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-11-24 00:26:24,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-11-24 00:26:24,628 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_unmap_rx_page [2024-11-24 00:26:24,628 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_unmap_rx_page [2024-11-24 00:26:24,628 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_ss_lock_napi [2024-11-24 00:26:24,628 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_ss_lock_napi [2024-11-24 00:26:24,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-24 00:26:24,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-24 00:26:24,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-24 00:26:24,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-24 00:26:24,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-24 00:26:24,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-24 00:26:24,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-24 00:26:24,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-24 00:26:24,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-24 00:26:24,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-24 00:26:24,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-24 00:26:24,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-24 00:26:24,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-24 00:26:24,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-24 00:26:24,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-11-24 00:26:24,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-11-24 00:26:24,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2024-11-24 00:26:24,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2024-11-24 00:26:24,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2024-11-24 00:26:24,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2024-11-24 00:26:24,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2024-11-24 00:26:24,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2024-11-24 00:26:24,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#22 [2024-11-24 00:26:24,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#23 [2024-11-24 00:26:24,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#24 [2024-11-24 00:26:24,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#25 [2024-11-24 00:26:24,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#26 [2024-11-24 00:26:24,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#27 [2024-11-24 00:26:24,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#28 [2024-11-24 00:26:24,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#29 [2024-11-24 00:26:24,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#30 [2024-11-24 00:26:24,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#31 [2024-11-24 00:26:24,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#32 [2024-11-24 00:26:24,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#33 [2024-11-24 00:26:24,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#34 [2024-11-24 00:26:24,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#35 [2024-11-24 00:26:24,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#36 [2024-11-24 00:26:24,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#37 [2024-11-24 00:26:24,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#38 [2024-11-24 00:26:24,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#39 [2024-11-24 00:26:24,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#40 [2024-11-24 00:26:24,629 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-24 00:26:24,629 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-24 00:26:24,629 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-24 00:26:24,629 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-24 00:26:24,630 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-24 00:26:24,630 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-24 00:26:24,631 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-24 00:26:24,631 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-24 00:26:24,631 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-24 00:26:24,631 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-24 00:26:24,633 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-24 00:26:24,633 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-24 00:26:24,633 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-24 00:26:24,633 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-24 00:26:24,633 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-11-24 00:26:24,633 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-11-24 00:26:24,633 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2024-11-24 00:26:24,633 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2024-11-24 00:26:24,633 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2024-11-24 00:26:24,633 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2024-11-24 00:26:24,634 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2024-11-24 00:26:24,634 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2024-11-24 00:26:24,634 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#22 [2024-11-24 00:26:24,634 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#23 [2024-11-24 00:26:24,634 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#24 [2024-11-24 00:26:24,634 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#25 [2024-11-24 00:26:24,634 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#26 [2024-11-24 00:26:24,634 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#27 [2024-11-24 00:26:24,634 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#28 [2024-11-24 00:26:24,634 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#29 [2024-11-24 00:26:24,634 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#30 [2024-11-24 00:26:24,634 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#31 [2024-11-24 00:26:24,634 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#32 [2024-11-24 00:26:24,634 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#33 [2024-11-24 00:26:24,635 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#34 [2024-11-24 00:26:24,635 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#35 [2024-11-24 00:26:24,635 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#36 [2024-11-24 00:26:24,635 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#37 [2024-11-24 00:26:24,635 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#38 [2024-11-24 00:26:24,635 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#39 [2024-11-24 00:26:24,635 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#40 [2024-11-24 00:26:24,635 INFO L130 BoogieDeclarations]: Found specification of procedure netif_set_real_num_tx_queues [2024-11-24 00:26:24,635 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_set_real_num_tx_queues [2024-11-24 00:26:24,635 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msix [2024-11-24 00:26:24,635 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msix [2024-11-24 00:26:24,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2024-11-24 00:26:24,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2024-11-24 00:26:24,636 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2024-11-24 00:26:24,636 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2024-11-24 00:26:24,636 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_dummy_rdma [2024-11-24 00:26:24,636 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_dummy_rdma [2024-11-24 00:26:24,636 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2024-11-24 00:26:24,636 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2024-11-24 00:26:24,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-24 00:26:24,636 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-24 00:26:24,636 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-24 00:26:24,636 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2024-11-24 00:26:24,636 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2024-11-24 00:26:24,636 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-11-24 00:26:24,636 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-11-24 00:26:24,636 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-24 00:26:24,636 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-24 00:26:24,636 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-24 00:26:24,636 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-24 00:26:24,636 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-24 00:26:24,636 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-24 00:26:24,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-24 00:26:24,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-24 00:26:24,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-24 00:26:24,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-24 00:26:24,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-24 00:26:24,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-24 00:26:24,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-24 00:26:24,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-24 00:26:24,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-24 00:26:24,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-24 00:26:24,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-24 00:26:24,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-24 00:26:24,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-24 00:26:24,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-24 00:26:24,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-24 00:26:24,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-11-24 00:26:24,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-11-24 00:26:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-11-24 00:26:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-11-24 00:26:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2024-11-24 00:26:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2024-11-24 00:26:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#27 [2024-11-24 00:26:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#28 [2024-11-24 00:26:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#29 [2024-11-24 00:26:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#30 [2024-11-24 00:26:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#31 [2024-11-24 00:26:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#32 [2024-11-24 00:26:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#33 [2024-11-24 00:26:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#34 [2024-11-24 00:26:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#35 [2024-11-24 00:26:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#36 [2024-11-24 00:26:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#37 [2024-11-24 00:26:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#38 [2024-11-24 00:26:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#39 [2024-11-24 00:26:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#40 [2024-11-24 00:26:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_busy_poll [2024-11-24 00:26:24,638 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_busy_poll [2024-11-24 00:26:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2024-11-24 00:26:24,638 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2024-11-24 00:26:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure local_bh_disable [2024-11-24 00:26:24,638 INFO L138 BoogieDeclarations]: Found implementation of procedure local_bh_disable [2024-11-24 00:26:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-24 00:26:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-24 00:26:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-24 00:26:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-24 00:26:24,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-24 00:26:24,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-24 00:26:24,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-24 00:26:24,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-24 00:26:24,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-24 00:26:24,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-24 00:26:24,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-24 00:26:24,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-24 00:26:24,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-24 00:26:24,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-24 00:26:24,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-24 00:26:24,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-24 00:26:24,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-24 00:26:24,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-24 00:26:24,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-24 00:26:24,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-24 00:26:24,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-11-24 00:26:24,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-11-24 00:26:24,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2024-11-24 00:26:24,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2024-11-24 00:26:24,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2024-11-24 00:26:24,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#25 [2024-11-24 00:26:24,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#26 [2024-11-24 00:26:24,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#27 [2024-11-24 00:26:24,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#28 [2024-11-24 00:26:24,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#29 [2024-11-24 00:26:24,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#30 [2024-11-24 00:26:24,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#31 [2024-11-24 00:26:24,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#32 [2024-11-24 00:26:24,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#33 [2024-11-24 00:26:24,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#34 [2024-11-24 00:26:24,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#35 [2024-11-24 00:26:24,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#36 [2024-11-24 00:26:24,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#37 [2024-11-24 00:26:24,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#38 [2024-11-24 00:26:24,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#39 [2024-11-24 00:26:24,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#40 [2024-11-24 00:26:24,640 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-24 00:26:24,640 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-24 00:26:24,640 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-24 00:26:24,640 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-24 00:26:24,640 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2024-11-24 00:26:24,640 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2024-11-24 00:26:24,640 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-24 00:26:24,640 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-24 00:26:24,640 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2024-11-24 00:26:24,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2024-11-24 00:26:24,640 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_reset [2024-11-24 00:26:24,640 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_reset [2024-11-24 00:26:24,640 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_load_firmware [2024-11-24 00:26:24,640 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_load_firmware [2024-11-24 00:26:24,640 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-24 00:26:24,640 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-24 00:26:24,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2024-11-24 00:26:24,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2024-11-24 00:26:24,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-24 00:26:24,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-24 00:26:24,643 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_msix [2024-11-24 00:26:24,643 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_msix [2024-11-24 00:26:24,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2024-11-24 00:26:24,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2024-11-24 00:26:24,644 INFO L130 BoogieDeclarations]: Found specification of procedure __iowrite64_copy [2024-11-24 00:26:24,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __iowrite64_copy [2024-11-24 00:26:24,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-24 00:26:24,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-24 00:26:24,644 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_open [2024-11-24 00:26:24,644 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_open [2024-11-24 00:26:24,644 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2024-11-24 00:26:24,644 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2024-11-24 00:26:24,644 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2024-11-24 00:26:24,644 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2024-11-24 00:26:24,644 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_setup_dca [2024-11-24 00:26:24,644 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_setup_dca [2024-11-24 00:26:24,645 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2024-11-24 00:26:24,645 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2024-11-24 00:26:24,645 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-24 00:26:24,645 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-24 00:26:24,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_77 [2024-11-24 00:26:24,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_77 [2024-11-24 00:26:24,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_81 [2024-11-24 00:26:24,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_81 [2024-11-24 00:26:24,645 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2024-11-24 00:26:24,645 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2024-11-24 00:26:24,645 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-24 00:26:24,645 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-24 00:26:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-24 00:26:24,646 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-24 00:26:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_validate_firmware [2024-11-24 00:26:24,646 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_validate_firmware [2024-11-24 00:26:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-24 00:26:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-24 00:26:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-24 00:26:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-24 00:26:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-24 00:26:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-24 00:26:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-24 00:26:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-24 00:26:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-24 00:26:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-24 00:26:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-24 00:26:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-24 00:26:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-24 00:26:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-24 00:26:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-24 00:26:24,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-24 00:26:24,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-24 00:26:24,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-24 00:26:24,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-24 00:26:24,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-24 00:26:24,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-24 00:26:24,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-24 00:26:24,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-11-24 00:26:24,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-11-24 00:26:24,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-11-24 00:26:24,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2024-11-24 00:26:24,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2024-11-24 00:26:24,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2024-11-24 00:26:24,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2024-11-24 00:26:24,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2024-11-24 00:26:24,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#30 [2024-11-24 00:26:24,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#31 [2024-11-24 00:26:24,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#32 [2024-11-24 00:26:24,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#33 [2024-11-24 00:26:24,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#34 [2024-11-24 00:26:24,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#35 [2024-11-24 00:26:24,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#36 [2024-11-24 00:26:24,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#37 [2024-11-24 00:26:24,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#38 [2024-11-24 00:26:24,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#39 [2024-11-24 00:26:24,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#40 [2024-11-24 00:26:24,649 INFO L130 BoogieDeclarations]: Found specification of procedure is_power_of_2 [2024-11-24 00:26:24,649 INFO L138 BoogieDeclarations]: Found implementation of procedure is_power_of_2 [2024-11-24 00:26:24,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-24 00:26:24,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-24 00:26:24,649 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_xmit [2024-11-24 00:26:24,649 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_xmit [2024-11-24 00:26:24,649 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-11-24 00:26:24,649 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-11-24 00:26:24,649 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2024-11-24 00:26:24,649 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2024-11-24 00:26:24,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_78 [2024-11-24 00:26:24,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_78 [2024-11-24 00:26:24,650 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2024-11-24 00:26:24,650 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2024-11-24 00:26:24,650 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_dma_test [2024-11-24 00:26:24,650 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_dma_test [2024-11-24 00:26:24,650 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdrlen [2024-11-24 00:26:24,650 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdrlen [2024-11-24 00:26:24,650 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2024-11-24 00:26:24,650 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2024-11-24 00:26:24,650 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_get_firmware_capabilities [2024-11-24 00:26:24,650 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_get_firmware_capabilities [2024-11-24 00:26:24,650 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2024-11-24 00:26:24,650 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2024-11-24 00:26:24,650 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_resume [2024-11-24 00:26:24,650 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_resume [2024-11-24 00:26:24,650 INFO L130 BoogieDeclarations]: Found specification of procedure pci_find_ext_capability [2024-11-24 00:26:24,650 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_find_ext_capability [2024-11-24 00:26:24,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-24 00:26:24,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-24 00:26:24,650 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2024-11-24 00:26:24,650 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2024-11-24 00:26:24,650 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2024-11-24 00:26:24,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2024-11-24 00:26:24,650 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2024-11-24 00:26:24,650 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2024-11-24 00:26:24,650 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_free_irq [2024-11-24 00:26:24,650 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_free_irq [2024-11-24 00:26:24,650 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-24 00:26:24,650 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-24 00:26:24,651 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2024-11-24 00:26:24,651 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2024-11-24 00:26:24,651 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2024-11-24 00:26:24,651 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2024-11-24 00:26:24,651 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2024-11-24 00:26:24,651 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2024-11-24 00:26:24,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-24 00:26:24,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-24 00:26:24,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-24 00:26:24,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-24 00:26:24,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-24 00:26:24,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-24 00:26:24,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-24 00:26:24,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-24 00:26:24,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-24 00:26:24,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-24 00:26:24,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-24 00:26:24,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-24 00:26:24,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-24 00:26:24,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-24 00:26:24,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-24 00:26:24,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-24 00:26:24,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-24 00:26:24,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-24 00:26:24,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-24 00:26:24,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-24 00:26:24,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-24 00:26:24,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-24 00:26:24,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-11-24 00:26:24,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-11-24 00:26:24,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-11-24 00:26:24,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2024-11-24 00:26:24,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2024-11-24 00:26:24,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2024-11-24 00:26:24,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2024-11-24 00:26:24,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2024-11-24 00:26:24,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#30 [2024-11-24 00:26:24,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#31 [2024-11-24 00:26:24,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#32 [2024-11-24 00:26:24,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#33 [2024-11-24 00:26:24,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#34 [2024-11-24 00:26:24,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#35 [2024-11-24 00:26:24,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#36 [2024-11-24 00:26:24,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#37 [2024-11-24 00:26:24,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#38 [2024-11-24 00:26:24,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#39 [2024-11-24 00:26:24,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#40 [2024-11-24 00:26:24,656 INFO L130 BoogieDeclarations]: Found specification of procedure local_bh_enable [2024-11-24 00:26:24,656 INFO L138 BoogieDeclarations]: Found implementation of procedure local_bh_enable [2024-11-24 00:26:24,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-24 00:26:24,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-24 00:26:26,651 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 00:26:26,657 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 00:26:52,847 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-24 00:27:06,734 INFO L? ?]: Removed 5223 outVars from TransFormulas that were not future-live. [2024-11-24 00:27:06,734 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 00:27:06,830 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 00:27:06,835 INFO L312 CfgBuilder]: Removed 19 assume(true) statements. [2024-11-24 00:27:06,835 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:27:06 BoogieIcfgContainer [2024-11-24 00:27:06,835 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 00:27:06,837 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 00:27:06,837 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 00:27:06,844 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 00:27:06,847 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 12:26:13" (1/3) ... [2024-11-24 00:27:06,848 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20c594a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:27:06, skipping insertion in model container [2024-11-24 00:27:06,848 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:26:19" (2/3) ... [2024-11-24 00:27:06,848 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20c594a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:27:06, skipping insertion in model container [2024-11-24 00:27:06,848 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:27:06" (3/3) ... [2024-11-24 00:27:06,849 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-myricom-myri10ge-myri10ge.cil.i [2024-11-24 00:27:06,867 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 00:27:06,870 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-myricom-myri10ge-myri10ge.cil.i that has 246 procedures, 3871 locations, 1 initial locations, 126 loop locations, and 4 error locations. [2024-11-24 00:27:07,022 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 00:27:07,035 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7f9aa105, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 00:27:07,036 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-11-24 00:27:07,051 INFO L276 IsEmpty]: Start isEmpty. Operand has 3518 states, 2535 states have (on average 1.3155818540433926) internal successors, (3335), 2606 states have internal predecessors, (3335), 813 states have call successors, (813), 167 states have call predecessors, (813), 166 states have return successors, (809), 800 states have call predecessors, (809), 809 states have call successors, (809) [2024-11-24 00:27:07,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-24 00:27:07,059 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:27:07,060 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:27:07,060 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:27:07,064 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:27:07,064 INFO L85 PathProgramCache]: Analyzing trace with hash 1974439941, now seen corresponding path program 1 times [2024-11-24 00:27:07,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:27:07,072 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [365626083] [2024-11-24 00:27:07,072 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:27:07,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:27:14,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:27:16,513 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-11-24 00:27:16,514 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:27:16,514 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [365626083] [2024-11-24 00:27:16,515 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [365626083] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:27:16,515 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:27:16,516 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:27:16,517 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1457707519] [2024-11-24 00:27:16,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:27:16,521 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:27:16,522 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:27:16,544 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:27:16,545 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:27:16,554 INFO L87 Difference]: Start difference. First operand has 3518 states, 2535 states have (on average 1.3155818540433926) internal successors, (3335), 2606 states have internal predecessors, (3335), 813 states have call successors, (813), 167 states have call predecessors, (813), 166 states have return successors, (809), 800 states have call predecessors, (809), 809 states have call successors, (809) Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-24 00:27:17,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:27:17,800 INFO L93 Difference]: Finished difference Result 10261 states and 14643 transitions. [2024-11-24 00:27:17,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:27:17,802 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 90 [2024-11-24 00:27:17,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:27:17,895 INFO L225 Difference]: With dead ends: 10261 [2024-11-24 00:27:17,895 INFO L226 Difference]: Without dead ends: 6776 [2024-11-24 00:27:17,931 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:27:17,933 INFO L435 NwaCegarLoop]: 4730 mSDtfsCounter, 4706 mSDsluCounter, 14078 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4707 SdHoareTripleChecker+Valid, 18808 SdHoareTripleChecker+Invalid, 65 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-24 00:27:17,934 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4707 Valid, 18808 Invalid, 65 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 64 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-24 00:27:17,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6776 states. [2024-11-24 00:27:18,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6776 to 6766. [2024-11-24 00:27:18,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6766 states, 4872 states have (on average 1.2777093596059113) internal successors, (6225), 4973 states have internal predecessors, (6225), 1564 states have call successors, (1564), 329 states have call predecessors, (1564), 326 states have return successors, (1590), 1538 states have call predecessors, (1590), 1558 states have call successors, (1590) [2024-11-24 00:27:18,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6766 states to 6766 states and 9379 transitions. [2024-11-24 00:27:18,480 INFO L78 Accepts]: Start accepts. Automaton has 6766 states and 9379 transitions. Word has length 90 [2024-11-24 00:27:18,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:27:18,483 INFO L471 AbstractCegarLoop]: Abstraction has 6766 states and 9379 transitions. [2024-11-24 00:27:18,483 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-24 00:27:18,483 INFO L276 IsEmpty]: Start isEmpty. Operand 6766 states and 9379 transitions. [2024-11-24 00:27:18,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-24 00:27:18,486 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:27:18,486 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:27:18,487 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-24 00:27:18,487 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:27:18,487 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:27:18,487 INFO L85 PathProgramCache]: Analyzing trace with hash -1869116111, now seen corresponding path program 1 times [2024-11-24 00:27:18,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:27:18,489 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1557618347] [2024-11-24 00:27:18,490 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:27:18,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:27:25,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:27:27,126 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-11-24 00:27:27,127 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:27:27,127 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1557618347] [2024-11-24 00:27:27,127 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1557618347] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:27:27,127 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:27:27,128 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:27:27,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395333687] [2024-11-24 00:27:27,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:27:27,129 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:27:27,130 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:27:27,130 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:27:27,130 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:27:27,131 INFO L87 Difference]: Start difference. First operand 6766 states and 9379 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-24 00:27:28,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:27:28,024 INFO L93 Difference]: Finished difference Result 6776 states and 9388 transitions. [2024-11-24 00:27:28,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:27:28,028 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 95 [2024-11-24 00:27:28,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:27:28,116 INFO L225 Difference]: With dead ends: 6776 [2024-11-24 00:27:28,116 INFO L226 Difference]: Without dead ends: 6774 [2024-11-24 00:27:28,123 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:27:28,124 INFO L435 NwaCegarLoop]: 4716 mSDtfsCounter, 4679 mSDsluCounter, 9411 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4680 SdHoareTripleChecker+Valid, 14127 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 00:27:28,124 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4680 Valid, 14127 Invalid, 25 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 00:27:28,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6774 states. [2024-11-24 00:27:28,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6774 to 6774. [2024-11-24 00:27:28,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6774 states, 4878 states have (on average 1.2773677736777367) internal successors, (6231), 4979 states have internal predecessors, (6231), 1564 states have call successors, (1564), 331 states have call predecessors, (1564), 328 states have return successors, (1590), 1538 states have call predecessors, (1590), 1558 states have call successors, (1590) [2024-11-24 00:27:28,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6774 states to 6774 states and 9385 transitions. [2024-11-24 00:27:28,776 INFO L78 Accepts]: Start accepts. Automaton has 6774 states and 9385 transitions. Word has length 95 [2024-11-24 00:27:28,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:27:28,777 INFO L471 AbstractCegarLoop]: Abstraction has 6774 states and 9385 transitions. [2024-11-24 00:27:28,777 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-24 00:27:28,777 INFO L276 IsEmpty]: Start isEmpty. Operand 6774 states and 9385 transitions. [2024-11-24 00:27:28,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-11-24 00:27:28,783 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:27:28,784 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:27:28,784 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-24 00:27:28,784 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:27:28,785 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:27:28,785 INFO L85 PathProgramCache]: Analyzing trace with hash 861406021, now seen corresponding path program 1 times [2024-11-24 00:27:28,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:27:28,785 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249547025] [2024-11-24 00:27:28,785 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:27:28,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:27:35,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:27:36,483 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2024-11-24 00:27:36,483 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:27:36,484 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [249547025] [2024-11-24 00:27:36,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [249547025] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:27:36,485 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:27:36,485 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:27:36,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1864990233] [2024-11-24 00:27:36,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:27:36,485 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:27:36,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:27:36,486 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:27:36,486 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:27:36,488 INFO L87 Difference]: Start difference. First operand 6774 states and 9385 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-24 00:27:37,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:27:37,121 INFO L93 Difference]: Finished difference Result 6784 states and 9394 transitions. [2024-11-24 00:27:37,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:27:37,122 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 100 [2024-11-24 00:27:37,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:27:37,174 INFO L225 Difference]: With dead ends: 6784 [2024-11-24 00:27:37,174 INFO L226 Difference]: Without dead ends: 6782 [2024-11-24 00:27:37,180 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:27:37,183 INFO L435 NwaCegarLoop]: 4716 mSDtfsCounter, 4678 mSDsluCounter, 9411 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4679 SdHoareTripleChecker+Valid, 14127 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 00:27:37,184 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4679 Valid, 14127 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 00:27:37,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6782 states. [2024-11-24 00:27:37,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6782 to 6782. [2024-11-24 00:27:37,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6782 states, 4884 states have (on average 1.277027027027027) internal successors, (6237), 4985 states have internal predecessors, (6237), 1564 states have call successors, (1564), 333 states have call predecessors, (1564), 330 states have return successors, (1590), 1538 states have call predecessors, (1590), 1558 states have call successors, (1590) [2024-11-24 00:27:37,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6782 states to 6782 states and 9391 transitions. [2024-11-24 00:27:37,582 INFO L78 Accepts]: Start accepts. Automaton has 6782 states and 9391 transitions. Word has length 100 [2024-11-24 00:27:37,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:27:37,583 INFO L471 AbstractCegarLoop]: Abstraction has 6782 states and 9391 transitions. [2024-11-24 00:27:37,583 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-24 00:27:37,583 INFO L276 IsEmpty]: Start isEmpty. Operand 6782 states and 9391 transitions. [2024-11-24 00:27:37,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-24 00:27:37,589 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:27:37,590 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:27:37,590 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-24 00:27:37,590 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:27:37,590 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:27:37,591 INFO L85 PathProgramCache]: Analyzing trace with hash -961588879, now seen corresponding path program 1 times [2024-11-24 00:27:37,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:27:37,591 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1486896832] [2024-11-24 00:27:37,591 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:27:37,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:27:43,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:27:44,250 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2024-11-24 00:27:44,250 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:27:44,251 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1486896832] [2024-11-24 00:27:44,251 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1486896832] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:27:44,252 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:27:44,252 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:27:44,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1562915457] [2024-11-24 00:27:44,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:27:44,252 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:27:44,253 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:27:44,253 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:27:44,253 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:27:44,253 INFO L87 Difference]: Start difference. First operand 6782 states and 9391 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-24 00:27:44,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:27:44,893 INFO L93 Difference]: Finished difference Result 6792 states and 9400 transitions. [2024-11-24 00:27:44,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:27:44,894 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 105 [2024-11-24 00:27:44,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:27:44,959 INFO L225 Difference]: With dead ends: 6792 [2024-11-24 00:27:44,959 INFO L226 Difference]: Without dead ends: 6790 [2024-11-24 00:27:44,966 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:27:44,968 INFO L435 NwaCegarLoop]: 4716 mSDtfsCounter, 4677 mSDsluCounter, 9411 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4678 SdHoareTripleChecker+Valid, 14127 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 00:27:44,969 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4678 Valid, 14127 Invalid, 25 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 00:27:44,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6790 states. [2024-11-24 00:27:45,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6790 to 6790. [2024-11-24 00:27:45,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6790 states, 4890 states have (on average 1.2766871165644171) internal successors, (6243), 4991 states have internal predecessors, (6243), 1564 states have call successors, (1564), 335 states have call predecessors, (1564), 332 states have return successors, (1590), 1538 states have call predecessors, (1590), 1558 states have call successors, (1590) [2024-11-24 00:27:45,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6790 states to 6790 states and 9397 transitions. [2024-11-24 00:27:45,398 INFO L78 Accepts]: Start accepts. Automaton has 6790 states and 9397 transitions. Word has length 105 [2024-11-24 00:27:45,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:27:45,399 INFO L471 AbstractCegarLoop]: Abstraction has 6790 states and 9397 transitions. [2024-11-24 00:27:45,400 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-24 00:27:45,401 INFO L276 IsEmpty]: Start isEmpty. Operand 6790 states and 9397 transitions. [2024-11-24 00:27:45,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-24 00:27:45,402 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:27:45,402 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:27:45,403 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-24 00:27:45,403 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:27:45,404 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:27:45,404 INFO L85 PathProgramCache]: Analyzing trace with hash 964558605, now seen corresponding path program 1 times [2024-11-24 00:27:45,404 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:27:45,404 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [549455636] [2024-11-24 00:27:45,404 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:27:45,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:27:50,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:27:51,771 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2024-11-24 00:27:51,772 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:27:51,772 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [549455636] [2024-11-24 00:27:51,772 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [549455636] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:27:51,772 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:27:51,772 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:27:51,772 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [818477368] [2024-11-24 00:27:51,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:27:51,774 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:27:51,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:27:51,775 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:27:51,775 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:27:51,776 INFO L87 Difference]: Start difference. First operand 6790 states and 9397 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-24 00:27:52,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:27:52,423 INFO L93 Difference]: Finished difference Result 6800 states and 9406 transitions. [2024-11-24 00:27:52,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:27:52,424 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 121 [2024-11-24 00:27:52,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:27:52,469 INFO L225 Difference]: With dead ends: 6800 [2024-11-24 00:27:52,469 INFO L226 Difference]: Without dead ends: 6798 [2024-11-24 00:27:52,475 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:27:52,477 INFO L435 NwaCegarLoop]: 4716 mSDtfsCounter, 4665 mSDsluCounter, 9411 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4666 SdHoareTripleChecker+Valid, 14127 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 00:27:52,478 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4666 Valid, 14127 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 00:27:52,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6798 states. [2024-11-24 00:27:52,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6798 to 6798. [2024-11-24 00:27:52,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6798 states, 4896 states have (on average 1.2763480392156863) internal successors, (6249), 4997 states have internal predecessors, (6249), 1564 states have call successors, (1564), 337 states have call predecessors, (1564), 334 states have return successors, (1590), 1538 states have call predecessors, (1590), 1558 states have call successors, (1590) [2024-11-24 00:27:52,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6798 states to 6798 states and 9403 transitions. [2024-11-24 00:27:52,880 INFO L78 Accepts]: Start accepts. Automaton has 6798 states and 9403 transitions. Word has length 121 [2024-11-24 00:27:52,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:27:52,881 INFO L471 AbstractCegarLoop]: Abstraction has 6798 states and 9403 transitions. [2024-11-24 00:27:52,881 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-24 00:27:52,881 INFO L276 IsEmpty]: Start isEmpty. Operand 6798 states and 9403 transitions. [2024-11-24 00:27:52,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-11-24 00:27:52,883 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:27:52,883 INFO L218 NwaCegarLoop]: trace histogram [6, 5, 5, 5, 5, 5, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:27:52,884 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-24 00:27:52,884 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:27:52,885 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:27:52,885 INFO L85 PathProgramCache]: Analyzing trace with hash 8418737, now seen corresponding path program 1 times [2024-11-24 00:27:52,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:27:52,885 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645338834] [2024-11-24 00:27:52,885 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:27:52,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:27:58,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:27:59,624 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2024-11-24 00:27:59,624 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:27:59,625 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [645338834] [2024-11-24 00:27:59,625 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [645338834] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:27:59,625 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:27:59,625 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:27:59,625 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1200233565] [2024-11-24 00:27:59,625 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:27:59,626 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:27:59,626 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:27:59,626 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:27:59,627 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:27:59,627 INFO L87 Difference]: Start difference. First operand 6798 states and 9403 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-24 00:28:00,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:28:00,263 INFO L93 Difference]: Finished difference Result 6808 states and 9412 transitions. [2024-11-24 00:28:00,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:28:00,263 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 115 [2024-11-24 00:28:00,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:28:00,307 INFO L225 Difference]: With dead ends: 6808 [2024-11-24 00:28:00,307 INFO L226 Difference]: Without dead ends: 6806 [2024-11-24 00:28:00,313 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:28:00,315 INFO L435 NwaCegarLoop]: 4716 mSDtfsCounter, 4675 mSDsluCounter, 9411 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4676 SdHoareTripleChecker+Valid, 14127 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 00:28:00,315 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4676 Valid, 14127 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 00:28:00,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6806 states. [2024-11-24 00:28:00,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6806 to 6806. [2024-11-24 00:28:00,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6806 states, 4902 states have (on average 1.2760097919216646) internal successors, (6255), 5003 states have internal predecessors, (6255), 1564 states have call successors, (1564), 339 states have call predecessors, (1564), 336 states have return successors, (1590), 1538 states have call predecessors, (1590), 1558 states have call successors, (1590) [2024-11-24 00:28:00,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6806 states to 6806 states and 9409 transitions. [2024-11-24 00:28:00,789 INFO L78 Accepts]: Start accepts. Automaton has 6806 states and 9409 transitions. Word has length 115 [2024-11-24 00:28:00,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:28:00,789 INFO L471 AbstractCegarLoop]: Abstraction has 6806 states and 9409 transitions. [2024-11-24 00:28:00,789 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-24 00:28:00,790 INFO L276 IsEmpty]: Start isEmpty. Operand 6806 states and 9409 transitions. [2024-11-24 00:28:00,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-11-24 00:28:00,794 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:28:00,794 INFO L218 NwaCegarLoop]: trace histogram [7, 6, 6, 5, 5, 5, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:28:00,795 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-24 00:28:00,795 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:28:00,795 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:28:00,795 INFO L85 PathProgramCache]: Analyzing trace with hash 866175429, now seen corresponding path program 1 times [2024-11-24 00:28:00,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:28:00,795 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1312736328] [2024-11-24 00:28:00,796 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:28:00,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:28:06,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:28:07,067 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2024-11-24 00:28:07,067 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:28:07,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1312736328] [2024-11-24 00:28:07,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1312736328] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:28:07,067 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:28:07,068 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:28:07,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801918687] [2024-11-24 00:28:07,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:28:07,068 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:28:07,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:28:07,069 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:28:07,069 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:28:07,069 INFO L87 Difference]: Start difference. First operand 6806 states and 9409 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-24 00:28:07,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:28:07,756 INFO L93 Difference]: Finished difference Result 6850 states and 9444 transitions. [2024-11-24 00:28:07,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:28:07,757 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 120 [2024-11-24 00:28:07,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:28:07,796 INFO L225 Difference]: With dead ends: 6850 [2024-11-24 00:28:07,796 INFO L226 Difference]: Without dead ends: 6848 [2024-11-24 00:28:07,801 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:28:07,803 INFO L435 NwaCegarLoop]: 4722 mSDtfsCounter, 4606 mSDsluCounter, 9498 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4607 SdHoareTripleChecker+Valid, 14220 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 00:28:07,804 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4607 Valid, 14220 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 00:28:07,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6848 states. [2024-11-24 00:28:08,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6848 to 6846. [2024-11-24 00:28:08,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6846 states, 4931 states have (on average 1.2747921314135064) internal successors, (6286), 5032 states have internal predecessors, (6286), 1564 states have call successors, (1564), 350 states have call predecessors, (1564), 347 states have return successors, (1590), 1538 states have call predecessors, (1590), 1558 states have call successors, (1590) [2024-11-24 00:28:08,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6846 states to 6846 states and 9440 transitions. [2024-11-24 00:28:08,239 INFO L78 Accepts]: Start accepts. Automaton has 6846 states and 9440 transitions. Word has length 120 [2024-11-24 00:28:08,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:28:08,240 INFO L471 AbstractCegarLoop]: Abstraction has 6846 states and 9440 transitions. [2024-11-24 00:28:08,240 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-24 00:28:08,240 INFO L276 IsEmpty]: Start isEmpty. Operand 6846 states and 9440 transitions. [2024-11-24 00:28:08,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-24 00:28:08,243 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:28:08,243 INFO L218 NwaCegarLoop]: trace histogram [8, 7, 7, 5, 5, 5, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:28:08,243 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-24 00:28:08,244 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:28:08,244 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:28:08,244 INFO L85 PathProgramCache]: Analyzing trace with hash -1685000087, now seen corresponding path program 1 times [2024-11-24 00:28:08,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:28:08,244 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [41000744] [2024-11-24 00:28:08,244 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:28:08,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:28:13,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:28:14,442 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2024-11-24 00:28:14,442 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:28:14,442 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [41000744] [2024-11-24 00:28:14,442 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [41000744] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:28:14,442 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:28:14,442 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:28:14,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1231772727] [2024-11-24 00:28:14,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:28:14,443 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:28:14,443 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:28:14,444 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:28:14,444 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:28:14,444 INFO L87 Difference]: Start difference. First operand 6846 states and 9440 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-24 00:28:15,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:28:15,033 INFO L93 Difference]: Finished difference Result 6856 states and 9449 transitions. [2024-11-24 00:28:15,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:28:15,033 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 136 [2024-11-24 00:28:15,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:28:15,071 INFO L225 Difference]: With dead ends: 6856 [2024-11-24 00:28:15,071 INFO L226 Difference]: Without dead ends: 6854 [2024-11-24 00:28:15,076 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:28:15,077 INFO L435 NwaCegarLoop]: 4716 mSDtfsCounter, 4662 mSDsluCounter, 9411 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4663 SdHoareTripleChecker+Valid, 14127 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:28:15,078 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4663 Valid, 14127 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 00:28:15,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6854 states. [2024-11-24 00:28:15,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6854 to 6854. [2024-11-24 00:28:15,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6854 states, 4937 states have (on average 1.2744581729795423) internal successors, (6292), 5038 states have internal predecessors, (6292), 1564 states have call successors, (1564), 352 states have call predecessors, (1564), 349 states have return successors, (1590), 1538 states have call predecessors, (1590), 1558 states have call successors, (1590) [2024-11-24 00:28:15,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6854 states to 6854 states and 9446 transitions. [2024-11-24 00:28:15,535 INFO L78 Accepts]: Start accepts. Automaton has 6854 states and 9446 transitions. Word has length 136 [2024-11-24 00:28:15,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:28:15,536 INFO L471 AbstractCegarLoop]: Abstraction has 6854 states and 9446 transitions. [2024-11-24 00:28:15,536 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-24 00:28:15,536 INFO L276 IsEmpty]: Start isEmpty. Operand 6854 states and 9446 transitions. [2024-11-24 00:28:15,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-24 00:28:15,543 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:28:15,543 INFO L218 NwaCegarLoop]: trace histogram [9, 8, 8, 5, 5, 5, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:28:15,543 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-24 00:28:15,544 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:28:15,544 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:28:15,544 INFO L85 PathProgramCache]: Analyzing trace with hash -156164859, now seen corresponding path program 1 times [2024-11-24 00:28:15,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:28:15,544 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [503620616] [2024-11-24 00:28:15,544 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:28:15,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:28:21,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:28:22,364 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2024-11-24 00:28:22,364 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:28:22,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [503620616] [2024-11-24 00:28:22,364 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [503620616] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:28:22,364 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:28:22,364 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:28:22,365 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619640199] [2024-11-24 00:28:22,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:28:22,365 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:28:22,366 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:28:22,366 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:28:22,366 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:28:22,366 INFO L87 Difference]: Start difference. First operand 6854 states and 9446 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-24 00:28:23,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:28:23,086 INFO L93 Difference]: Finished difference Result 6864 states and 9455 transitions. [2024-11-24 00:28:23,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:28:23,087 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 130 [2024-11-24 00:28:23,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:28:23,137 INFO L225 Difference]: With dead ends: 6864 [2024-11-24 00:28:23,138 INFO L226 Difference]: Without dead ends: 6862 [2024-11-24 00:28:23,144 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:28:23,145 INFO L435 NwaCegarLoop]: 4716 mSDtfsCounter, 4672 mSDsluCounter, 9411 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4673 SdHoareTripleChecker+Valid, 14127 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 00:28:23,146 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4673 Valid, 14127 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 00:28:23,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6862 states. [2024-11-24 00:28:23,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6862 to 6862. [2024-11-24 00:28:23,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6862 states, 4943 states have (on average 1.2741250252882865) internal successors, (6298), 5044 states have internal predecessors, (6298), 1564 states have call successors, (1564), 354 states have call predecessors, (1564), 351 states have return successors, (1590), 1538 states have call predecessors, (1590), 1558 states have call successors, (1590) [2024-11-24 00:28:23,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6862 states to 6862 states and 9452 transitions. [2024-11-24 00:28:23,866 INFO L78 Accepts]: Start accepts. Automaton has 6862 states and 9452 transitions. Word has length 130 [2024-11-24 00:28:23,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:28:23,867 INFO L471 AbstractCegarLoop]: Abstraction has 6862 states and 9452 transitions. [2024-11-24 00:28:23,867 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-24 00:28:23,867 INFO L276 IsEmpty]: Start isEmpty. Operand 6862 states and 9452 transitions. [2024-11-24 00:28:23,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-24 00:28:23,871 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:28:23,871 INFO L218 NwaCegarLoop]: trace histogram [10, 9, 9, 5, 5, 5, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:28:23,872 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-24 00:28:23,872 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:28:23,872 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:28:23,873 INFO L85 PathProgramCache]: Analyzing trace with hash 611245617, now seen corresponding path program 1 times [2024-11-24 00:28:23,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:28:23,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647457356] [2024-11-24 00:28:23,877 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:28:23,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:28:30,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:28:30,983 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2024-11-24 00:28:30,984 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:28:30,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647457356] [2024-11-24 00:28:30,984 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [647457356] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:28:30,984 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:28:30,984 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:28:30,984 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [261754081] [2024-11-24 00:28:30,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:28:30,985 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:28:30,985 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:28:30,985 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:28:30,985 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:28:30,985 INFO L87 Difference]: Start difference. First operand 6862 states and 9452 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-24 00:28:31,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:28:31,641 INFO L93 Difference]: Finished difference Result 6872 states and 9461 transitions. [2024-11-24 00:28:31,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:28:31,641 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 135 [2024-11-24 00:28:31,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:28:31,682 INFO L225 Difference]: With dead ends: 6872 [2024-11-24 00:28:31,683 INFO L226 Difference]: Without dead ends: 6870 [2024-11-24 00:28:31,688 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:28:31,689 INFO L435 NwaCegarLoop]: 4716 mSDtfsCounter, 4671 mSDsluCounter, 9411 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4672 SdHoareTripleChecker+Valid, 14127 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:28:31,689 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4672 Valid, 14127 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 00:28:31,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6870 states. [2024-11-24 00:28:32,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6870 to 6870. [2024-11-24 00:28:32,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6870 states, 4949 states have (on average 1.273792685390988) internal successors, (6304), 5050 states have internal predecessors, (6304), 1564 states have call successors, (1564), 356 states have call predecessors, (1564), 353 states have return successors, (1590), 1538 states have call predecessors, (1590), 1558 states have call successors, (1590) [2024-11-24 00:28:32,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6870 states to 6870 states and 9458 transitions. [2024-11-24 00:28:32,196 INFO L78 Accepts]: Start accepts. Automaton has 6870 states and 9458 transitions. Word has length 135 [2024-11-24 00:28:32,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:28:32,197 INFO L471 AbstractCegarLoop]: Abstraction has 6870 states and 9458 transitions. [2024-11-24 00:28:32,197 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-24 00:28:32,198 INFO L276 IsEmpty]: Start isEmpty. Operand 6870 states and 9458 transitions. [2024-11-24 00:28:32,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-24 00:28:32,200 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:28:32,200 INFO L218 NwaCegarLoop]: trace histogram [11, 10, 10, 5, 5, 5, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:28:32,200 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-24 00:28:32,200 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:28:32,201 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:28:32,201 INFO L85 PathProgramCache]: Analyzing trace with hash -1487663035, now seen corresponding path program 1 times [2024-11-24 00:28:32,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:28:32,201 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2136062300] [2024-11-24 00:28:32,201 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:28:32,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:28:38,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:28:39,070 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 229 trivial. 0 not checked. [2024-11-24 00:28:39,070 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:28:39,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2136062300] [2024-11-24 00:28:39,070 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2136062300] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:28:39,071 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:28:39,071 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:28:39,071 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1527102359] [2024-11-24 00:28:39,071 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:28:39,071 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:28:39,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:28:39,072 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:28:39,072 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:28:39,073 INFO L87 Difference]: Start difference. First operand 6870 states and 9458 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-24 00:28:39,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:28:39,565 INFO L93 Difference]: Finished difference Result 6880 states and 9467 transitions. [2024-11-24 00:28:39,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:28:39,565 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 140 [2024-11-24 00:28:39,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:28:39,601 INFO L225 Difference]: With dead ends: 6880 [2024-11-24 00:28:39,601 INFO L226 Difference]: Without dead ends: 6878 [2024-11-24 00:28:39,607 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:28:39,608 INFO L435 NwaCegarLoop]: 4716 mSDtfsCounter, 4670 mSDsluCounter, 9411 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4671 SdHoareTripleChecker+Valid, 14127 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:28:39,608 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4671 Valid, 14127 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 00:28:39,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6878 states. [2024-11-24 00:28:40,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6878 to 6878. [2024-11-24 00:28:40,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6878 states, 4955 states have (on average 1.2734611503531785) internal successors, (6310), 5056 states have internal predecessors, (6310), 1564 states have call successors, (1564), 358 states have call predecessors, (1564), 355 states have return successors, (1590), 1538 states have call predecessors, (1590), 1558 states have call successors, (1590) [2024-11-24 00:28:40,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6878 states to 6878 states and 9464 transitions. [2024-11-24 00:28:40,080 INFO L78 Accepts]: Start accepts. Automaton has 6878 states and 9464 transitions. Word has length 140 [2024-11-24 00:28:40,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:28:40,081 INFO L471 AbstractCegarLoop]: Abstraction has 6878 states and 9464 transitions. [2024-11-24 00:28:40,081 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-24 00:28:40,081 INFO L276 IsEmpty]: Start isEmpty. Operand 6878 states and 9464 transitions. [2024-11-24 00:28:40,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-24 00:28:40,083 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:28:40,083 INFO L218 NwaCegarLoop]: trace histogram [12, 11, 11, 5, 5, 5, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:28:40,083 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-24 00:28:40,084 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:28:40,084 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:28:40,084 INFO L85 PathProgramCache]: Analyzing trace with hash 1895181545, now seen corresponding path program 1 times [2024-11-24 00:28:40,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:28:40,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [422917864] [2024-11-24 00:28:40,084 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:28:40,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:28:45,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:28:46,222 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2024-11-24 00:28:46,222 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:28:46,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [422917864] [2024-11-24 00:28:46,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [422917864] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:28:46,223 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:28:46,223 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:28:46,223 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897563177] [2024-11-24 00:28:46,223 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:28:46,224 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:28:46,224 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:28:46,224 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:28:46,225 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:28:46,225 INFO L87 Difference]: Start difference. First operand 6878 states and 9464 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-24 00:28:46,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:28:46,756 INFO L93 Difference]: Finished difference Result 6888 states and 9473 transitions. [2024-11-24 00:28:46,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:28:46,756 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 156 [2024-11-24 00:28:46,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:28:46,792 INFO L225 Difference]: With dead ends: 6888 [2024-11-24 00:28:46,792 INFO L226 Difference]: Without dead ends: 6886 [2024-11-24 00:28:46,798 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:28:46,798 INFO L435 NwaCegarLoop]: 4716 mSDtfsCounter, 4658 mSDsluCounter, 9411 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4659 SdHoareTripleChecker+Valid, 14127 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:28:46,799 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4659 Valid, 14127 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 00:28:46,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6886 states. [2024-11-24 00:28:47,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6886 to 6886. [2024-11-24 00:28:47,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6886 states, 4961 states have (on average 1.2731304172545859) internal successors, (6316), 5062 states have internal predecessors, (6316), 1564 states have call successors, (1564), 360 states have call predecessors, (1564), 357 states have return successors, (1590), 1538 states have call predecessors, (1590), 1558 states have call successors, (1590) [2024-11-24 00:28:47,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6886 states to 6886 states and 9470 transitions. [2024-11-24 00:28:47,382 INFO L78 Accepts]: Start accepts. Automaton has 6886 states and 9470 transitions. Word has length 156 [2024-11-24 00:28:47,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:28:47,383 INFO L471 AbstractCegarLoop]: Abstraction has 6886 states and 9470 transitions. [2024-11-24 00:28:47,383 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-24 00:28:47,383 INFO L276 IsEmpty]: Start isEmpty. Operand 6886 states and 9470 transitions. [2024-11-24 00:28:47,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-24 00:28:47,385 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:28:47,385 INFO L218 NwaCegarLoop]: trace histogram [13, 12, 12, 5, 5, 5, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:28:47,385 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-24 00:28:47,386 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:28:47,386 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:28:47,386 INFO L85 PathProgramCache]: Analyzing trace with hash 1801675789, now seen corresponding path program 1 times [2024-11-24 00:28:47,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:28:47,386 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1865204050] [2024-11-24 00:28:47,386 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:28:47,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:28:52,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:28:53,449 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 313 trivial. 0 not checked. [2024-11-24 00:28:53,449 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:28:53,449 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1865204050] [2024-11-24 00:28:53,450 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1865204050] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:28:53,450 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:28:53,450 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:28:53,450 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [999702505] [2024-11-24 00:28:53,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:28:53,451 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:28:53,451 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:28:53,451 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:28:53,451 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:28:53,452 INFO L87 Difference]: Start difference. First operand 6886 states and 9470 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-24 00:28:53,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:28:53,962 INFO L93 Difference]: Finished difference Result 6896 states and 9479 transitions. [2024-11-24 00:28:53,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:28:53,962 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 161 [2024-11-24 00:28:53,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:28:53,991 INFO L225 Difference]: With dead ends: 6896 [2024-11-24 00:28:53,992 INFO L226 Difference]: Without dead ends: 6894 [2024-11-24 00:28:53,997 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:28:53,998 INFO L435 NwaCegarLoop]: 4716 mSDtfsCounter, 4657 mSDsluCounter, 9411 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4658 SdHoareTripleChecker+Valid, 14127 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:28:53,998 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4658 Valid, 14127 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 00:28:54,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6894 states. [2024-11-24 00:28:54,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6894 to 6894. [2024-11-24 00:28:54,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6894 states, 4967 states have (on average 1.2728004831890478) internal successors, (6322), 5068 states have internal predecessors, (6322), 1564 states have call successors, (1564), 362 states have call predecessors, (1564), 359 states have return successors, (1590), 1538 states have call predecessors, (1590), 1558 states have call successors, (1590) [2024-11-24 00:28:54,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6894 states to 6894 states and 9476 transitions. [2024-11-24 00:28:54,502 INFO L78 Accepts]: Start accepts. Automaton has 6894 states and 9476 transitions. Word has length 161 [2024-11-24 00:28:54,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:28:54,502 INFO L471 AbstractCegarLoop]: Abstraction has 6894 states and 9476 transitions. [2024-11-24 00:28:54,503 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-24 00:28:54,503 INFO L276 IsEmpty]: Start isEmpty. Operand 6894 states and 9476 transitions. [2024-11-24 00:28:54,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-24 00:28:54,505 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:28:54,505 INFO L218 NwaCegarLoop]: trace histogram [14, 13, 13, 5, 5, 5, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:28:54,505 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-24 00:28:54,505 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:28:54,506 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:28:54,506 INFO L85 PathProgramCache]: Analyzing trace with hash 86776617, now seen corresponding path program 1 times [2024-11-24 00:28:54,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:28:54,506 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [195671915] [2024-11-24 00:28:54,506 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:28:54,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:28:59,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:29:00,335 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2024-11-24 00:29:00,335 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:29:00,335 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [195671915] [2024-11-24 00:29:00,336 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [195671915] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:29:00,336 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:29:00,336 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:29:00,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1102731222] [2024-11-24 00:29:00,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:29:00,336 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:29:00,336 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:29:00,337 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:29:00,337 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:29:00,337 INFO L87 Difference]: Start difference. First operand 6894 states and 9476 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-24 00:29:00,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:29:00,939 INFO L93 Difference]: Finished difference Result 6904 states and 9485 transitions. [2024-11-24 00:29:00,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:29:00,940 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 166 [2024-11-24 00:29:00,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:29:00,967 INFO L225 Difference]: With dead ends: 6904 [2024-11-24 00:29:00,968 INFO L226 Difference]: Without dead ends: 6900 [2024-11-24 00:29:00,970 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:29:00,971 INFO L435 NwaCegarLoop]: 4716 mSDtfsCounter, 4656 mSDsluCounter, 9411 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4657 SdHoareTripleChecker+Valid, 14127 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:29:00,972 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4657 Valid, 14127 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 00:29:00,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6900 states. [2024-11-24 00:29:01,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6900 to 6900. [2024-11-24 00:29:01,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6900 states, 4972 states have (on average 1.2723250201126308) internal successors, (6326), 5072 states have internal predecessors, (6326), 1564 states have call successors, (1564), 364 states have call predecessors, (1564), 360 states have return successors, (1590), 1538 states have call predecessors, (1590), 1558 states have call successors, (1590) [2024-11-24 00:29:01,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6900 states to 6900 states and 9480 transitions. [2024-11-24 00:29:01,566 INFO L78 Accepts]: Start accepts. Automaton has 6900 states and 9480 transitions. Word has length 166 [2024-11-24 00:29:01,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:29:01,567 INFO L471 AbstractCegarLoop]: Abstraction has 6900 states and 9480 transitions. [2024-11-24 00:29:01,567 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-24 00:29:01,568 INFO L276 IsEmpty]: Start isEmpty. Operand 6900 states and 9480 transitions. [2024-11-24 00:29:01,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-24 00:29:01,571 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:29:01,571 INFO L218 NwaCegarLoop]: trace histogram [15, 14, 14, 5, 5, 5, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:29:01,571 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-24 00:29:01,571 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:29:01,572 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:29:01,572 INFO L85 PathProgramCache]: Analyzing trace with hash 808572613, now seen corresponding path program 1 times [2024-11-24 00:29:01,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:29:01,572 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1630573611] [2024-11-24 00:29:01,572 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:29:01,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:29:07,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:29:07,747 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 413 trivial. 0 not checked. [2024-11-24 00:29:07,748 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:29:07,748 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1630573611] [2024-11-24 00:29:07,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1630573611] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:29:07,748 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:29:07,748 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:29:07,748 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784154806] [2024-11-24 00:29:07,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:29:07,748 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:29:07,748 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:29:07,749 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:29:07,749 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:29:07,749 INFO L87 Difference]: Start difference. First operand 6900 states and 9480 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-24 00:29:08,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:29:08,344 INFO L93 Difference]: Finished difference Result 6906 states and 9485 transitions. [2024-11-24 00:29:08,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:29:08,344 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 160 [2024-11-24 00:29:08,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:29:08,370 INFO L225 Difference]: With dead ends: 6906 [2024-11-24 00:29:08,370 INFO L226 Difference]: Without dead ends: 6727 [2024-11-24 00:29:08,375 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:29:08,375 INFO L435 NwaCegarLoop]: 4717 mSDtfsCounter, 4667 mSDsluCounter, 9413 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4667 SdHoareTripleChecker+Valid, 14130 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:29:08,376 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4667 Valid, 14130 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 00:29:08,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6727 states. [2024-11-24 00:29:08,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6727 to 6727. [2024-11-24 00:29:08,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6727 states, 4865 states have (on average 1.2774922918807812) internal successors, (6215), 4963 states have internal predecessors, (6215), 1526 states have call successors, (1526), 335 states have call predecessors, (1526), 332 states have return successors, (1555), 1503 states have call predecessors, (1555), 1523 states have call successors, (1555) [2024-11-24 00:29:08,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6727 states to 6727 states and 9296 transitions. [2024-11-24 00:29:08,983 INFO L78 Accepts]: Start accepts. Automaton has 6727 states and 9296 transitions. Word has length 160 [2024-11-24 00:29:08,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:29:08,983 INFO L471 AbstractCegarLoop]: Abstraction has 6727 states and 9296 transitions. [2024-11-24 00:29:08,983 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-24 00:29:08,983 INFO L276 IsEmpty]: Start isEmpty. Operand 6727 states and 9296 transitions. [2024-11-24 00:29:08,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2024-11-24 00:29:08,987 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:29:08,987 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 13, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:29:08,987 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-24 00:29:08,987 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:29:08,988 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:29:08,988 INFO L85 PathProgramCache]: Analyzing trace with hash -1552927902, now seen corresponding path program 1 times [2024-11-24 00:29:08,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:29:08,989 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731684356] [2024-11-24 00:29:08,989 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:29:08,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:29:14,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:29:15,906 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 461 trivial. 0 not checked. [2024-11-24 00:29:15,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:29:15,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [731684356] [2024-11-24 00:29:15,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [731684356] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:29:15,908 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:29:15,908 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:29:15,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1019343631] [2024-11-24 00:29:15,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:29:15,912 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:29:15,912 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:29:15,913 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:29:15,913 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:29:15,913 INFO L87 Difference]: Start difference. First operand 6727 states and 9296 transitions. Second operand has 5 states, 5 states have (on average 18.4) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-24 00:29:16,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:29:16,421 INFO L93 Difference]: Finished difference Result 6739 states and 9306 transitions. [2024-11-24 00:29:16,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:29:16,421 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 245 [2024-11-24 00:29:16,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:29:16,442 INFO L225 Difference]: With dead ends: 6739 [2024-11-24 00:29:16,442 INFO L226 Difference]: Without dead ends: 6737 [2024-11-24 00:29:16,446 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:29:16,447 INFO L435 NwaCegarLoop]: 4686 mSDtfsCounter, 4540 mSDsluCounter, 9446 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4541 SdHoareTripleChecker+Valid, 14132 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:29:16,447 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4541 Valid, 14132 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 00:29:16,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6737 states. [2024-11-24 00:29:16,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6737 to 6735. [2024-11-24 00:29:16,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6735 states, 4871 states have (on average 1.277150482447136) internal successors, (6221), 4969 states have internal predecessors, (6221), 1526 states have call successors, (1526), 337 states have call predecessors, (1526), 334 states have return successors, (1555), 1503 states have call predecessors, (1555), 1523 states have call successors, (1555) [2024-11-24 00:29:16,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6735 states to 6735 states and 9302 transitions. [2024-11-24 00:29:16,871 INFO L78 Accepts]: Start accepts. Automaton has 6735 states and 9302 transitions. Word has length 245 [2024-11-24 00:29:16,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:29:16,872 INFO L471 AbstractCegarLoop]: Abstraction has 6735 states and 9302 transitions. [2024-11-24 00:29:16,872 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-24 00:29:16,872 INFO L276 IsEmpty]: Start isEmpty. Operand 6735 states and 9302 transitions. [2024-11-24 00:29:16,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-11-24 00:29:16,877 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:29:16,877 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 14, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:29:16,877 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-24 00:29:16,877 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:29:16,877 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:29:16,878 INFO L85 PathProgramCache]: Analyzing trace with hash -366654970, now seen corresponding path program 1 times [2024-11-24 00:29:16,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:29:16,878 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [279668899] [2024-11-24 00:29:16,878 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:29:16,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:29:22,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:29:23,685 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 513 trivial. 0 not checked. [2024-11-24 00:29:23,686 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:29:23,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [279668899] [2024-11-24 00:29:23,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [279668899] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:29:23,686 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:29:23,686 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:29:23,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [994459989] [2024-11-24 00:29:23,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:29:23,687 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:29:23,687 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:29:23,687 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:29:23,687 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:29:23,688 INFO L87 Difference]: Start difference. First operand 6735 states and 9302 transitions. Second operand has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (29), 2 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-24 00:29:27,796 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:29:28,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:29:28,504 INFO L93 Difference]: Finished difference Result 6737 states and 9303 transitions. [2024-11-24 00:29:28,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:29:28,505 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (29), 2 states have call predecessors, (29), 1 states have call successors, (29) Word has length 270 [2024-11-24 00:29:28,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:29:28,525 INFO L225 Difference]: With dead ends: 6737 [2024-11-24 00:29:28,525 INFO L226 Difference]: Without dead ends: 6735 [2024-11-24 00:29:28,529 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:29:28,529 INFO L435 NwaCegarLoop]: 4685 mSDtfsCounter, 67 mSDsluCounter, 13976 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 18661 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-24 00:29:28,529 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [68 Valid, 18661 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2024-11-24 00:29:28,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6735 states. [2024-11-24 00:29:28,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6735 to 6735. [2024-11-24 00:29:28,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6735 states, 4871 states have (on average 1.276739889139807) internal successors, (6219), 4969 states have internal predecessors, (6219), 1526 states have call successors, (1526), 337 states have call predecessors, (1526), 334 states have return successors, (1555), 1503 states have call predecessors, (1555), 1523 states have call successors, (1555) [2024-11-24 00:29:28,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6735 states to 6735 states and 9300 transitions. [2024-11-24 00:29:28,915 INFO L78 Accepts]: Start accepts. Automaton has 6735 states and 9300 transitions. Word has length 270 [2024-11-24 00:29:28,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:29:28,915 INFO L471 AbstractCegarLoop]: Abstraction has 6735 states and 9300 transitions. [2024-11-24 00:29:28,915 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (29), 2 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-24 00:29:28,916 INFO L276 IsEmpty]: Start isEmpty. Operand 6735 states and 9300 transitions. [2024-11-24 00:29:28,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2024-11-24 00:29:28,920 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:29:28,921 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:29:28,921 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-24 00:29:28,921 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:29:28,921 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:29:28,922 INFO L85 PathProgramCache]: Analyzing trace with hash -862995216, now seen corresponding path program 1 times [2024-11-24 00:29:28,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:29:28,922 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1261406835] [2024-11-24 00:29:28,922 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:29:28,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:29:33,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:29:35,215 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 353 trivial. 0 not checked. [2024-11-24 00:29:35,215 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:29:35,216 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1261406835] [2024-11-24 00:29:35,216 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1261406835] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:29:35,216 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:29:35,216 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:29:35,216 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254666814] [2024-11-24 00:29:35,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:29:35,216 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:29:35,217 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:29:35,217 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:29:35,217 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:29:35,217 INFO L87 Difference]: Start difference. First operand 6735 states and 9300 transitions. Second operand has 5 states, 5 states have (on average 25.0) internal successors, (125), 4 states have internal predecessors, (125), 2 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-24 00:29:36,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:29:36,021 INFO L93 Difference]: Finished difference Result 6743 states and 9305 transitions. [2024-11-24 00:29:36,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:29:36,021 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 25.0) internal successors, (125), 4 states have internal predecessors, (125), 2 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 266 [2024-11-24 00:29:36,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:29:36,040 INFO L225 Difference]: With dead ends: 6743 [2024-11-24 00:29:36,040 INFO L226 Difference]: Without dead ends: 6741 [2024-11-24 00:29:36,044 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:29:36,044 INFO L435 NwaCegarLoop]: 4689 mSDtfsCounter, 4543 mSDsluCounter, 13962 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4544 SdHoareTripleChecker+Valid, 18651 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 00:29:36,045 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4544 Valid, 18651 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 00:29:36,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6741 states. [2024-11-24 00:29:36,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6741 to 6735. [2024-11-24 00:29:36,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6735 states, 4871 states have (on average 1.2765345924861424) internal successors, (6218), 4969 states have internal predecessors, (6218), 1526 states have call successors, (1526), 337 states have call predecessors, (1526), 334 states have return successors, (1555), 1503 states have call predecessors, (1555), 1523 states have call successors, (1555) [2024-11-24 00:29:36,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6735 states to 6735 states and 9299 transitions. [2024-11-24 00:29:36,416 INFO L78 Accepts]: Start accepts. Automaton has 6735 states and 9299 transitions. Word has length 266 [2024-11-24 00:29:36,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:29:36,416 INFO L471 AbstractCegarLoop]: Abstraction has 6735 states and 9299 transitions. [2024-11-24 00:29:36,416 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 25.0) internal successors, (125), 4 states have internal predecessors, (125), 2 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-24 00:29:36,416 INFO L276 IsEmpty]: Start isEmpty. Operand 6735 states and 9299 transitions. [2024-11-24 00:29:36,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2024-11-24 00:29:36,423 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:29:36,423 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:29:36,423 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-24 00:29:36,423 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:29:36,423 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:29:36,423 INFO L85 PathProgramCache]: Analyzing trace with hash 546265505, now seen corresponding path program 1 times [2024-11-24 00:29:36,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:29:36,424 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029908273] [2024-11-24 00:29:36,424 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:29:36,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:29:41,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:29:42,951 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2024-11-24 00:29:42,951 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:29:42,951 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1029908273] [2024-11-24 00:29:42,951 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1029908273] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:29:42,952 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:29:42,952 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:29:42,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [5750964] [2024-11-24 00:29:42,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:29:42,952 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:29:42,953 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:29:42,953 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:29:42,953 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:29:42,953 INFO L87 Difference]: Start difference. First operand 6735 states and 9299 transitions. Second operand has 5 states, 5 states have (on average 29.0) internal successors, (145), 4 states have internal predecessors, (145), 2 states have call successors, (39), 3 states have call predecessors, (39), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2024-11-24 00:29:47,054 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:29:48,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:29:48,029 INFO L93 Difference]: Finished difference Result 6741 states and 9303 transitions. [2024-11-24 00:29:48,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:29:48,030 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 29.0) internal successors, (145), 4 states have internal predecessors, (145), 2 states have call successors, (39), 3 states have call predecessors, (39), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 305 [2024-11-24 00:29:48,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:29:48,051 INFO L225 Difference]: With dead ends: 6741 [2024-11-24 00:29:48,051 INFO L226 Difference]: Without dead ends: 6739 [2024-11-24 00:29:48,055 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:29:48,055 INFO L435 NwaCegarLoop]: 9232 mSDtfsCounter, 4606 mSDsluCounter, 23086 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4607 SdHoareTripleChecker+Valid, 32318 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-11-24 00:29:48,055 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4607 Valid, 32318 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 50 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2024-11-24 00:29:48,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6739 states. [2024-11-24 00:29:48,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6739 to 6735. [2024-11-24 00:29:48,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6735 states, 4871 states have (on average 1.276329295832478) internal successors, (6217), 4969 states have internal predecessors, (6217), 1526 states have call successors, (1526), 337 states have call predecessors, (1526), 334 states have return successors, (1555), 1503 states have call predecessors, (1555), 1523 states have call successors, (1555) [2024-11-24 00:29:48,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6735 states to 6735 states and 9298 transitions. [2024-11-24 00:29:48,510 INFO L78 Accepts]: Start accepts. Automaton has 6735 states and 9298 transitions. Word has length 305 [2024-11-24 00:29:48,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:29:48,510 INFO L471 AbstractCegarLoop]: Abstraction has 6735 states and 9298 transitions. [2024-11-24 00:29:48,510 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 29.0) internal successors, (145), 4 states have internal predecessors, (145), 2 states have call successors, (39), 3 states have call predecessors, (39), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2024-11-24 00:29:48,510 INFO L276 IsEmpty]: Start isEmpty. Operand 6735 states and 9298 transitions. [2024-11-24 00:29:48,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 409 [2024-11-24 00:29:48,520 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:29:48,521 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 9, 9, 8, 8, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:29:48,521 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-24 00:29:48,521 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:29:48,521 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:29:48,521 INFO L85 PathProgramCache]: Analyzing trace with hash 1610747601, now seen corresponding path program 1 times [2024-11-24 00:29:48,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:29:48,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1826992384] [2024-11-24 00:29:48,522 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:29:48,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:29:54,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:29:54,818 INFO L134 CoverageAnalysis]: Checked inductivity of 802 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 802 trivial. 0 not checked. [2024-11-24 00:29:54,818 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:29:54,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1826992384] [2024-11-24 00:29:54,818 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1826992384] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:29:54,818 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:29:54,819 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 00:29:54,819 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [744009457] [2024-11-24 00:29:54,819 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:29:54,820 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 00:29:54,820 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:29:54,820 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 00:29:54,821 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 00:29:54,821 INFO L87 Difference]: Start difference. First operand 6735 states and 9298 transitions. Second operand has 4 states, 4 states have (on average 43.0) internal successors, (172), 4 states have internal predecessors, (172), 4 states have call successors, (51), 2 states have call predecessors, (51), 3 states have return successors, (47), 4 states have call predecessors, (47), 4 states have call successors, (47) [2024-11-24 00:29:56,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:29:56,311 INFO L93 Difference]: Finished difference Result 13498 states and 18825 transitions. [2024-11-24 00:29:56,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:29:56,312 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 43.0) internal successors, (172), 4 states have internal predecessors, (172), 4 states have call successors, (51), 2 states have call predecessors, (51), 3 states have return successors, (47), 4 states have call predecessors, (47), 4 states have call successors, (47) Word has length 408 [2024-11-24 00:29:56,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:29:56,343 INFO L225 Difference]: With dead ends: 13498 [2024-11-24 00:29:56,343 INFO L226 Difference]: Without dead ends: 6807 [2024-11-24 00:29:56,368 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:29:56,369 INFO L435 NwaCegarLoop]: 4719 mSDtfsCounter, 28 mSDsluCounter, 9271 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 13990 SdHoareTripleChecker+Invalid, 167 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:29:56,369 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 13990 Invalid, 167 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-24 00:29:56,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6807 states. [2024-11-24 00:29:56,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6807 to 6807. [2024-11-24 00:29:56,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6807 states, 4919 states have (on average 1.276885545842651) internal successors, (6281), 5017 states have internal predecessors, (6281), 1548 states have call successors, (1548), 339 states have call predecessors, (1548), 336 states have return successors, (1579), 1525 states have call predecessors, (1579), 1545 states have call successors, (1579) [2024-11-24 00:29:56,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6807 states to 6807 states and 9408 transitions. [2024-11-24 00:29:56,871 INFO L78 Accepts]: Start accepts. Automaton has 6807 states and 9408 transitions. Word has length 408 [2024-11-24 00:29:56,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:29:56,872 INFO L471 AbstractCegarLoop]: Abstraction has 6807 states and 9408 transitions. [2024-11-24 00:29:56,872 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 43.0) internal successors, (172), 4 states have internal predecessors, (172), 4 states have call successors, (51), 2 states have call predecessors, (51), 3 states have return successors, (47), 4 states have call predecessors, (47), 4 states have call successors, (47) [2024-11-24 00:29:56,872 INFO L276 IsEmpty]: Start isEmpty. Operand 6807 states and 9408 transitions. [2024-11-24 00:29:56,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2024-11-24 00:29:56,883 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:29:56,883 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 14, 10, 10, 8, 8, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:29:56,883 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-24 00:29:56,883 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:29:56,884 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:29:56,884 INFO L85 PathProgramCache]: Analyzing trace with hash -1882454630, now seen corresponding path program 1 times [2024-11-24 00:29:56,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:29:56,884 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1546690614] [2024-11-24 00:29:56,885 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:29:56,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:30:02,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:30:02,766 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 696 trivial. 0 not checked. [2024-11-24 00:30:02,766 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:30:02,766 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1546690614] [2024-11-24 00:30:02,766 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1546690614] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:30:02,766 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:30:02,767 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 00:30:02,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [87398715] [2024-11-24 00:30:02,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:30:02,768 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:30:02,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:30:02,768 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:30:02,769 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:30:02,769 INFO L87 Difference]: Start difference. First operand 6807 states and 9408 transitions. Second operand has 3 states, 3 states have (on average 60.333333333333336) internal successors, (181), 3 states have internal predecessors, (181), 2 states have call successors, (52), 2 states have call predecessors, (52), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2024-11-24 00:30:03,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:30:03,311 INFO L93 Difference]: Finished difference Result 13572 states and 18761 transitions. [2024-11-24 00:30:03,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:30:03,311 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 60.333333333333336) internal successors, (181), 3 states have internal predecessors, (181), 2 states have call successors, (52), 2 states have call predecessors, (52), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) Word has length 401 [2024-11-24 00:30:03,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:30:03,352 INFO L225 Difference]: With dead ends: 13572 [2024-11-24 00:30:03,352 INFO L226 Difference]: Without dead ends: 6809 [2024-11-24 00:30:03,384 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:30:03,384 INFO L435 NwaCegarLoop]: 4681 mSDtfsCounter, 0 mSDsluCounter, 4675 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 9356 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:30:03,385 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 9356 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 00:30:03,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6809 states. [2024-11-24 00:30:03,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6809 to 6809. [2024-11-24 00:30:03,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6809 states, 4921 states have (on average 1.276773013615119) internal successors, (6283), 5019 states have internal predecessors, (6283), 1548 states have call successors, (1548), 339 states have call predecessors, (1548), 336 states have return successors, (1579), 1525 states have call predecessors, (1579), 1545 states have call successors, (1579) [2024-11-24 00:30:03,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6809 states to 6809 states and 9410 transitions. [2024-11-24 00:30:03,873 INFO L78 Accepts]: Start accepts. Automaton has 6809 states and 9410 transitions. Word has length 401 [2024-11-24 00:30:03,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:30:03,874 INFO L471 AbstractCegarLoop]: Abstraction has 6809 states and 9410 transitions. [2024-11-24 00:30:03,874 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 60.333333333333336) internal successors, (181), 3 states have internal predecessors, (181), 2 states have call successors, (52), 2 states have call predecessors, (52), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2024-11-24 00:30:03,874 INFO L276 IsEmpty]: Start isEmpty. Operand 6809 states and 9410 transitions. [2024-11-24 00:30:03,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2024-11-24 00:30:03,884 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:30:03,885 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 14, 10, 10, 8, 8, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:30:03,885 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-24 00:30:03,885 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:30:03,885 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:30:03,886 INFO L85 PathProgramCache]: Analyzing trace with hash 1902603492, now seen corresponding path program 1 times [2024-11-24 00:30:03,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:30:03,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081067389] [2024-11-24 00:30:03,886 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:30:03,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:30:09,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:30:09,661 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 696 trivial. 0 not checked. [2024-11-24 00:30:09,662 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:30:09,662 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1081067389] [2024-11-24 00:30:09,662 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1081067389] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:30:09,662 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:30:09,662 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 00:30:09,662 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [443924768] [2024-11-24 00:30:09,662 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:30:09,663 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:30:09,663 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:30:09,663 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:30:09,663 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:30:09,663 INFO L87 Difference]: Start difference. First operand 6809 states and 9410 transitions. Second operand has 3 states, 3 states have (on average 59.333333333333336) internal successors, (178), 3 states have internal predecessors, (178), 3 states have call successors, (52), 2 states have call predecessors, (52), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2024-11-24 00:30:10,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:30:10,248 INFO L93 Difference]: Finished difference Result 13578 states and 18767 transitions. [2024-11-24 00:30:10,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:30:10,249 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 59.333333333333336) internal successors, (178), 3 states have internal predecessors, (178), 3 states have call successors, (52), 2 states have call predecessors, (52), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) Word has length 398 [2024-11-24 00:30:10,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:30:10,288 INFO L225 Difference]: With dead ends: 13578 [2024-11-24 00:30:10,288 INFO L226 Difference]: Without dead ends: 6813 [2024-11-24 00:30:10,324 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:30:10,327 INFO L435 NwaCegarLoop]: 4681 mSDtfsCounter, 29 mSDsluCounter, 4627 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 9308 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:30:10,327 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 9308 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 00:30:10,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6813 states. [2024-11-24 00:30:10,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6813 to 6811. [2024-11-24 00:30:10,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6811 states, 4923 states have (on average 1.2766605728214504) internal successors, (6285), 5021 states have internal predecessors, (6285), 1548 states have call successors, (1548), 339 states have call predecessors, (1548), 336 states have return successors, (1579), 1525 states have call predecessors, (1579), 1545 states have call successors, (1579) [2024-11-24 00:30:11,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6811 states to 6811 states and 9412 transitions. [2024-11-24 00:30:11,036 INFO L78 Accepts]: Start accepts. Automaton has 6811 states and 9412 transitions. Word has length 398 [2024-11-24 00:30:11,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:30:11,036 INFO L471 AbstractCegarLoop]: Abstraction has 6811 states and 9412 transitions. [2024-11-24 00:30:11,037 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 59.333333333333336) internal successors, (178), 3 states have internal predecessors, (178), 3 states have call successors, (52), 2 states have call predecessors, (52), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2024-11-24 00:30:11,037 INFO L276 IsEmpty]: Start isEmpty. Operand 6811 states and 9412 transitions. [2024-11-24 00:30:11,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2024-11-24 00:30:11,049 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:30:11,049 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 9, 9, 8, 8, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:30:11,049 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-24 00:30:11,049 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:30:11,051 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:30:11,051 INFO L85 PathProgramCache]: Analyzing trace with hash 1099381648, now seen corresponding path program 1 times [2024-11-24 00:30:11,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:30:11,051 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [604018809] [2024-11-24 00:30:11,052 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:30:11,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:30:16,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:30:17,600 INFO L134 CoverageAnalysis]: Checked inductivity of 802 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 802 trivial. 0 not checked. [2024-11-24 00:30:17,600 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:30:17,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [604018809] [2024-11-24 00:30:17,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [604018809] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:30:17,600 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:30:17,600 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:30:17,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2127680816] [2024-11-24 00:30:17,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:30:17,601 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:30:17,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:30:17,602 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:30:17,602 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:30:17,602 INFO L87 Difference]: Start difference. First operand 6811 states and 9412 transitions. Second operand has 5 states, 5 states have (on average 33.6) internal successors, (168), 4 states have internal predecessors, (168), 2 states have call successors, (51), 2 states have call predecessors, (51), 3 states have return successors, (47), 3 states have call predecessors, (47), 2 states have call successors, (47) [2024-11-24 00:30:18,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:30:18,573 INFO L93 Difference]: Finished difference Result 13634 states and 18965 transitions. [2024-11-24 00:30:18,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:30:18,573 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 33.6) internal successors, (168), 4 states have internal predecessors, (168), 2 states have call successors, (51), 2 states have call predecessors, (51), 3 states have return successors, (47), 3 states have call predecessors, (47), 2 states have call successors, (47) Word has length 404 [2024-11-24 00:30:18,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:30:18,630 INFO L225 Difference]: With dead ends: 13634 [2024-11-24 00:30:18,630 INFO L226 Difference]: Without dead ends: 6867 [2024-11-24 00:30:18,663 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:30:18,663 INFO L435 NwaCegarLoop]: 4706 mSDtfsCounter, 17 mSDsluCounter, 14051 mSDsCounter, 0 mSdLazyCounter, 62 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 18757 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 62 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-24 00:30:18,664 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 18757 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 62 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-24 00:30:18,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6867 states. [2024-11-24 00:30:19,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6867 to 6849. [2024-11-24 00:30:19,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6849 states, 4955 states have (on average 1.2756811301715438) internal successors, (6321), 5053 states have internal predecessors, (6321), 1552 states have call successors, (1552), 339 states have call predecessors, (1552), 338 states have return successors, (1665), 1531 states have call predecessors, (1665), 1549 states have call successors, (1665) [2024-11-24 00:30:19,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6849 states to 6849 states and 9538 transitions. [2024-11-24 00:30:19,383 INFO L78 Accepts]: Start accepts. Automaton has 6849 states and 9538 transitions. Word has length 404 [2024-11-24 00:30:19,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:30:19,384 INFO L471 AbstractCegarLoop]: Abstraction has 6849 states and 9538 transitions. [2024-11-24 00:30:19,384 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 33.6) internal successors, (168), 4 states have internal predecessors, (168), 2 states have call successors, (51), 2 states have call predecessors, (51), 3 states have return successors, (47), 3 states have call predecessors, (47), 2 states have call successors, (47) [2024-11-24 00:30:19,384 INFO L276 IsEmpty]: Start isEmpty. Operand 6849 states and 9538 transitions. [2024-11-24 00:30:19,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2024-11-24 00:30:19,394 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:30:19,394 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 9, 9, 8, 8, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:30:19,394 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-24 00:30:19,394 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:30:19,395 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:30:19,395 INFO L85 PathProgramCache]: Analyzing trace with hash 712425184, now seen corresponding path program 1 times [2024-11-24 00:30:19,395 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:30:19,395 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2001957460] [2024-11-24 00:30:19,395 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:30:19,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:30:25,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:30:26,032 INFO L134 CoverageAnalysis]: Checked inductivity of 802 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 802 trivial. 0 not checked. [2024-11-24 00:30:26,032 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:30:26,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2001957460] [2024-11-24 00:30:26,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2001957460] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:30:26,032 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:30:26,033 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 00:30:26,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1789616930] [2024-11-24 00:30:26,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:30:26,033 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:30:26,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:30:26,034 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:30:26,034 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:30:26,034 INFO L87 Difference]: Start difference. First operand 6849 states and 9538 transitions. Second operand has 3 states, 3 states have (on average 56.333333333333336) internal successors, (169), 3 states have internal predecessors, (169), 3 states have call successors, (51), 3 states have call predecessors, (51), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2024-11-24 00:30:26,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:30:26,597 INFO L93 Difference]: Finished difference Result 13654 states and 19053 transitions. [2024-11-24 00:30:26,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:30:26,598 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 56.333333333333336) internal successors, (169), 3 states have internal predecessors, (169), 3 states have call successors, (51), 3 states have call predecessors, (51), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) Word has length 405 [2024-11-24 00:30:26,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:30:26,645 INFO L225 Difference]: With dead ends: 13654 [2024-11-24 00:30:26,646 INFO L226 Difference]: Without dead ends: 6849 [2024-11-24 00:30:26,681 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:30:26,681 INFO L435 NwaCegarLoop]: 4678 mSDtfsCounter, 4594 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4594 SdHoareTripleChecker+Valid, 4678 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:30:26,682 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4594 Valid, 4678 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:30:26,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6849 states. [2024-11-24 00:30:27,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6849 to 6849. [2024-11-24 00:30:27,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6849 states, 4955 states have (on average 1.2748738647830473) internal successors, (6317), 5053 states have internal predecessors, (6317), 1552 states have call successors, (1552), 339 states have call predecessors, (1552), 338 states have return successors, (1665), 1531 states have call predecessors, (1665), 1549 states have call successors, (1665) [2024-11-24 00:30:27,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6849 states to 6849 states and 9534 transitions. [2024-11-24 00:30:27,248 INFO L78 Accepts]: Start accepts. Automaton has 6849 states and 9534 transitions. Word has length 405 [2024-11-24 00:30:27,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:30:27,249 INFO L471 AbstractCegarLoop]: Abstraction has 6849 states and 9534 transitions. [2024-11-24 00:30:27,249 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 56.333333333333336) internal successors, (169), 3 states have internal predecessors, (169), 3 states have call successors, (51), 3 states have call predecessors, (51), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2024-11-24 00:30:27,249 INFO L276 IsEmpty]: Start isEmpty. Operand 6849 states and 9534 transitions. [2024-11-24 00:30:27,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 413 [2024-11-24 00:30:27,258 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:30:27,258 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 9, 9, 8, 8, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:30:27,258 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-24 00:30:27,258 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:30:27,258 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:30:27,259 INFO L85 PathProgramCache]: Analyzing trace with hash 434284538, now seen corresponding path program 1 times [2024-11-24 00:30:27,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:30:27,259 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [306017218] [2024-11-24 00:30:27,259 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:30:27,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:30:33,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:30:34,804 INFO L134 CoverageAnalysis]: Checked inductivity of 802 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 802 trivial. 0 not checked. [2024-11-24 00:30:34,805 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:30:34,805 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [306017218] [2024-11-24 00:30:34,805 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [306017218] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:30:34,805 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:30:34,805 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 00:30:34,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [812617324] [2024-11-24 00:30:34,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:30:34,806 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 00:30:34,806 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:30:34,807 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 00:30:34,807 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 00:30:34,807 INFO L87 Difference]: Start difference. First operand 6849 states and 9534 transitions. Second operand has 4 states, 4 states have (on average 44.0) internal successors, (176), 4 states have internal predecessors, (176), 2 states have call successors, (51), 2 states have call predecessors, (51), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2024-11-24 00:30:38,939 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:30:48,440 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:30:53,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:30:53,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:30:53,898 INFO L93 Difference]: Finished difference Result 13696 states and 19113 transitions. [2024-11-24 00:30:53,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 00:30:53,899 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 44.0) internal successors, (176), 4 states have internal predecessors, (176), 2 states have call successors, (51), 2 states have call predecessors, (51), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) Word has length 412 [2024-11-24 00:30:53,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:30:53,946 INFO L225 Difference]: With dead ends: 13696 [2024-11-24 00:30:53,946 INFO L226 Difference]: Without dead ends: 6891 [2024-11-24 00:30:53,978 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:30:53,979 INFO L435 NwaCegarLoop]: 4673 mSDtfsCounter, 21 mSDsluCounter, 8777 mSDsCounter, 0 mSdLazyCounter, 589 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 13450 SdHoareTripleChecker+Invalid, 593 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 589 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.4s IncrementalHoareTripleChecker+Time [2024-11-24 00:30:53,979 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 13450 Invalid, 593 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 589 Invalid, 3 Unknown, 0 Unchecked, 18.4s Time] [2024-11-24 00:30:53,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6891 states. [2024-11-24 00:30:54,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6891 to 6875. [2024-11-24 00:30:54,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6875 states, 4977 states have (on average 1.274864376130199) internal successors, (6345), 5077 states have internal predecessors, (6345), 1554 states have call successors, (1554), 339 states have call predecessors, (1554), 340 states have return successors, (1671), 1533 states have call predecessors, (1671), 1551 states have call successors, (1671) [2024-11-24 00:30:54,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6875 states to 6875 states and 9570 transitions. [2024-11-24 00:30:54,621 INFO L78 Accepts]: Start accepts. Automaton has 6875 states and 9570 transitions. Word has length 412 [2024-11-24 00:30:54,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:30:54,621 INFO L471 AbstractCegarLoop]: Abstraction has 6875 states and 9570 transitions. [2024-11-24 00:30:54,621 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 44.0) internal successors, (176), 4 states have internal predecessors, (176), 2 states have call successors, (51), 2 states have call predecessors, (51), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2024-11-24 00:30:54,621 INFO L276 IsEmpty]: Start isEmpty. Operand 6875 states and 9570 transitions. [2024-11-24 00:30:54,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2024-11-24 00:30:54,632 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:30:54,633 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 14, 10, 10, 8, 8, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:30:54,633 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-24 00:30:54,633 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:30:54,633 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:30:54,634 INFO L85 PathProgramCache]: Analyzing trace with hash 1487311175, now seen corresponding path program 1 times [2024-11-24 00:30:54,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:30:54,634 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [184795855] [2024-11-24 00:30:54,634 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:30:54,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:31:00,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:31:00,708 INFO L134 CoverageAnalysis]: Checked inductivity of 699 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 699 trivial. 0 not checked. [2024-11-24 00:31:00,708 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:31:00,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [184795855] [2024-11-24 00:31:00,708 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [184795855] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:31:00,708 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:31:00,708 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 00:31:00,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344237798] [2024-11-24 00:31:00,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:31:00,709 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 00:31:00,709 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:31:00,710 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 00:31:00,710 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 00:31:00,710 INFO L87 Difference]: Start difference. First operand 6875 states and 9570 transitions. Second operand has 4 states, 4 states have (on average 48.75) internal successors, (195), 4 states have internal predecessors, (195), 3 states have call successors, (55), 2 states have call predecessors, (55), 2 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2024-11-24 00:31:01,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:31:01,956 INFO L93 Difference]: Finished difference Result 13848 states and 19305 transitions. [2024-11-24 00:31:01,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:31:01,957 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 48.75) internal successors, (195), 4 states have internal predecessors, (195), 3 states have call successors, (55), 2 states have call predecessors, (55), 2 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) Word has length 423 [2024-11-24 00:31:01,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:31:01,991 INFO L225 Difference]: With dead ends: 13848 [2024-11-24 00:31:01,991 INFO L226 Difference]: Without dead ends: 7017 [2024-11-24 00:31:02,016 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:31:02,017 INFO L435 NwaCegarLoop]: 4774 mSDtfsCounter, 108 mSDsluCounter, 9285 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 14059 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-24 00:31:02,017 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [127 Valid, 14059 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-24 00:31:02,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7017 states. [2024-11-24 00:31:02,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7017 to 7009. [2024-11-24 00:31:02,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7009 states, 5069 states have (on average 1.2750049319392385) internal successors, (6463), 5169 states have internal predecessors, (6463), 1594 states have call successors, (1594), 341 states have call predecessors, (1594), 342 states have return successors, (1711), 1573 states have call predecessors, (1711), 1591 states have call successors, (1711) [2024-11-24 00:31:02,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7009 states to 7009 states and 9768 transitions. [2024-11-24 00:31:02,709 INFO L78 Accepts]: Start accepts. Automaton has 7009 states and 9768 transitions. Word has length 423 [2024-11-24 00:31:02,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:31:02,710 INFO L471 AbstractCegarLoop]: Abstraction has 7009 states and 9768 transitions. [2024-11-24 00:31:02,710 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 48.75) internal successors, (195), 4 states have internal predecessors, (195), 3 states have call successors, (55), 2 states have call predecessors, (55), 2 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2024-11-24 00:31:02,711 INFO L276 IsEmpty]: Start isEmpty. Operand 7009 states and 9768 transitions. [2024-11-24 00:31:02,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 411 [2024-11-24 00:31:02,721 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:31:02,721 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 9, 9, 8, 8, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:31:02,721 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-24 00:31:02,722 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:31:02,722 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:31:02,722 INFO L85 PathProgramCache]: Analyzing trace with hash -887042498, now seen corresponding path program 1 times [2024-11-24 00:31:02,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:31:02,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1862778452] [2024-11-24 00:31:02,723 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:31:02,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:31:07,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:31:09,752 INFO L134 CoverageAnalysis]: Checked inductivity of 802 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 802 trivial. 0 not checked. [2024-11-24 00:31:09,752 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:31:09,753 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1862778452] [2024-11-24 00:31:09,753 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1862778452] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:31:09,753 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:31:09,753 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:31:09,753 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103579885] [2024-11-24 00:31:09,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:31:09,753 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:31:09,753 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:31:09,754 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:31:09,754 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:31:09,754 INFO L87 Difference]: Start difference. First operand 7009 states and 9768 transitions. Second operand has 5 states, 5 states have (on average 34.8) internal successors, (174), 4 states have internal predecessors, (174), 2 states have call successors, (51), 3 states have call predecessors, (51), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2024-11-24 00:31:10,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:31:10,615 INFO L93 Difference]: Finished difference Result 7013 states and 9771 transitions. [2024-11-24 00:31:10,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:31:10,615 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 34.8) internal successors, (174), 4 states have internal predecessors, (174), 2 states have call successors, (51), 3 states have call predecessors, (51), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) Word has length 410 [2024-11-24 00:31:10,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:31:10,654 INFO L225 Difference]: With dead ends: 7013 [2024-11-24 00:31:10,654 INFO L226 Difference]: Without dead ends: 7011 [2024-11-24 00:31:10,662 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:31:10,663 INFO L435 NwaCegarLoop]: 4681 mSDtfsCounter, 4517 mSDsluCounter, 13949 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4518 SdHoareTripleChecker+Valid, 18630 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 00:31:10,663 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4518 Valid, 18630 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 00:31:10,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7011 states. [2024-11-24 00:31:11,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7011 to 7009. [2024-11-24 00:31:11,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7009 states, 5069 states have (on average 1.2748076543696982) internal successors, (6462), 5169 states have internal predecessors, (6462), 1594 states have call successors, (1594), 341 states have call predecessors, (1594), 342 states have return successors, (1711), 1573 states have call predecessors, (1711), 1591 states have call successors, (1711) [2024-11-24 00:31:11,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7009 states to 7009 states and 9767 transitions. [2024-11-24 00:31:11,445 INFO L78 Accepts]: Start accepts. Automaton has 7009 states and 9767 transitions. Word has length 410 [2024-11-24 00:31:11,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:31:11,446 INFO L471 AbstractCegarLoop]: Abstraction has 7009 states and 9767 transitions. [2024-11-24 00:31:11,446 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 34.8) internal successors, (174), 4 states have internal predecessors, (174), 2 states have call successors, (51), 3 states have call predecessors, (51), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2024-11-24 00:31:11,446 INFO L276 IsEmpty]: Start isEmpty. Operand 7009 states and 9767 transitions. [2024-11-24 00:31:11,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 441 [2024-11-24 00:31:11,458 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:31:11,458 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:31:11,459 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-24 00:31:11,459 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:31:11,459 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:31:11,459 INFO L85 PathProgramCache]: Analyzing trace with hash -363515244, now seen corresponding path program 1 times [2024-11-24 00:31:11,459 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:31:11,459 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1914193730] [2024-11-24 00:31:11,460 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:31:11,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:31:16,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:31:17,786 INFO L134 CoverageAnalysis]: Checked inductivity of 893 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 893 trivial. 0 not checked. [2024-11-24 00:31:17,786 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:31:17,786 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1914193730] [2024-11-24 00:31:17,786 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1914193730] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:31:17,786 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:31:17,787 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:31:17,787 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [918662533] [2024-11-24 00:31:17,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:31:17,788 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:31:17,788 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:31:17,788 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:31:17,789 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:31:17,789 INFO L87 Difference]: Start difference. First operand 7009 states and 9767 transitions. Second operand has 5 states, 5 states have (on average 37.6) internal successors, (188), 4 states have internal predecessors, (188), 2 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (51), 3 states have call predecessors, (51), 2 states have call successors, (51) [2024-11-24 00:31:18,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:31:18,797 INFO L93 Difference]: Finished difference Result 13982 states and 19517 transitions. [2024-11-24 00:31:18,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:31:18,798 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 37.6) internal successors, (188), 4 states have internal predecessors, (188), 2 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (51), 3 states have call predecessors, (51), 2 states have call successors, (51) Word has length 440 [2024-11-24 00:31:18,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:31:18,843 INFO L225 Difference]: With dead ends: 13982 [2024-11-24 00:31:18,843 INFO L226 Difference]: Without dead ends: 7017 [2024-11-24 00:31:18,878 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:31:18,879 INFO L435 NwaCegarLoop]: 4678 mSDtfsCounter, 0 mSDsluCounter, 13983 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 18661 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-24 00:31:18,879 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 18661 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-24 00:31:18,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7017 states. [2024-11-24 00:31:19,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7017 to 7017. [2024-11-24 00:31:19,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7017 states, 5075 states have (on average 1.2744827586206897) internal successors, (6468), 5175 states have internal predecessors, (6468), 1594 states have call successors, (1594), 341 states have call predecessors, (1594), 344 states have return successors, (1717), 1575 states have call predecessors, (1717), 1591 states have call successors, (1717) [2024-11-24 00:31:19,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7017 states to 7017 states and 9779 transitions. [2024-11-24 00:31:19,402 INFO L78 Accepts]: Start accepts. Automaton has 7017 states and 9779 transitions. Word has length 440 [2024-11-24 00:31:19,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:31:19,403 INFO L471 AbstractCegarLoop]: Abstraction has 7017 states and 9779 transitions. [2024-11-24 00:31:19,403 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 37.6) internal successors, (188), 4 states have internal predecessors, (188), 2 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (51), 3 states have call predecessors, (51), 2 states have call successors, (51) [2024-11-24 00:31:19,403 INFO L276 IsEmpty]: Start isEmpty. Operand 7017 states and 9779 transitions. [2024-11-24 00:31:19,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 621 [2024-11-24 00:31:19,414 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:31:19,414 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 11, 11, 9, 9, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:31:19,414 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-24 00:31:19,415 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:31:19,415 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:31:19,415 INFO L85 PathProgramCache]: Analyzing trace with hash 886965516, now seen corresponding path program 1 times [2024-11-24 00:31:19,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:31:19,416 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1003414637] [2024-11-24 00:31:19,416 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:31:19,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:31:24,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:31:25,524 INFO L134 CoverageAnalysis]: Checked inductivity of 860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 860 trivial. 0 not checked. [2024-11-24 00:31:25,524 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:31:25,524 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1003414637] [2024-11-24 00:31:25,524 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1003414637] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:31:25,524 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:31:25,525 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 00:31:25,525 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328583168] [2024-11-24 00:31:25,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:31:25,526 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:31:25,526 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:31:25,527 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:31:25,527 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:31:25,527 INFO L87 Difference]: Start difference. First operand 7017 states and 9779 transitions. Second operand has 3 states, 3 states have (on average 108.66666666666667) internal successors, (326), 3 states have internal predecessors, (326), 2 states have call successors, (76), 2 states have call predecessors, (76), 1 states have return successors, (72), 2 states have call predecessors, (72), 2 states have call successors, (72) [2024-11-24 00:31:26,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:31:26,081 INFO L93 Difference]: Finished difference Result 13992 states and 19499 transitions. [2024-11-24 00:31:26,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:31:26,082 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 108.66666666666667) internal successors, (326), 3 states have internal predecessors, (326), 2 states have call successors, (76), 2 states have call predecessors, (76), 1 states have return successors, (72), 2 states have call predecessors, (72), 2 states have call successors, (72) Word has length 620 [2024-11-24 00:31:26,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:31:26,113 INFO L225 Difference]: With dead ends: 13992 [2024-11-24 00:31:26,113 INFO L226 Difference]: Without dead ends: 7019 [2024-11-24 00:31:26,134 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:31:26,135 INFO L435 NwaCegarLoop]: 4679 mSDtfsCounter, 0 mSDsluCounter, 4673 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 9352 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:31:26,135 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 9352 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 00:31:26,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7019 states. [2024-11-24 00:31:26,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7019 to 7019. [2024-11-24 00:31:26,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7019 states, 5077 states have (on average 1.2743746306874137) internal successors, (6470), 5177 states have internal predecessors, (6470), 1594 states have call successors, (1594), 341 states have call predecessors, (1594), 344 states have return successors, (1717), 1575 states have call predecessors, (1717), 1591 states have call successors, (1717) [2024-11-24 00:31:26,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7019 states to 7019 states and 9781 transitions. [2024-11-24 00:31:26,557 INFO L78 Accepts]: Start accepts. Automaton has 7019 states and 9781 transitions. Word has length 620 [2024-11-24 00:31:26,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:31:26,558 INFO L471 AbstractCegarLoop]: Abstraction has 7019 states and 9781 transitions. [2024-11-24 00:31:26,558 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 108.66666666666667) internal successors, (326), 3 states have internal predecessors, (326), 2 states have call successors, (76), 2 states have call predecessors, (76), 1 states have return successors, (72), 2 states have call predecessors, (72), 2 states have call successors, (72) [2024-11-24 00:31:26,558 INFO L276 IsEmpty]: Start isEmpty. Operand 7019 states and 9781 transitions. [2024-11-24 00:31:26,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 621 [2024-11-24 00:31:26,567 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:31:26,568 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 11, 11, 9, 9, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:31:26,568 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-24 00:31:26,568 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:31:26,568 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:31:26,569 INFO L85 PathProgramCache]: Analyzing trace with hash -531896050, now seen corresponding path program 1 times [2024-11-24 00:31:26,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:31:26,569 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1683878080] [2024-11-24 00:31:26,569 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:31:26,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:31:31,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:31:32,375 INFO L134 CoverageAnalysis]: Checked inductivity of 860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 860 trivial. 0 not checked. [2024-11-24 00:31:32,375 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:31:32,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1683878080] [2024-11-24 00:31:32,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1683878080] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:31:32,376 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:31:32,376 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 00:31:32,376 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [363235297] [2024-11-24 00:31:32,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:31:32,376 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:31:32,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:31:32,377 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:31:32,377 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:31:32,378 INFO L87 Difference]: Start difference. First operand 7019 states and 9781 transitions. Second operand has 3 states, 3 states have (on average 108.66666666666667) internal successors, (326), 3 states have internal predecessors, (326), 2 states have call successors, (76), 2 states have call predecessors, (76), 1 states have return successors, (72), 2 states have call predecessors, (72), 2 states have call successors, (72) [2024-11-24 00:31:32,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:31:32,848 INFO L93 Difference]: Finished difference Result 13998 states and 19505 transitions. [2024-11-24 00:31:32,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:31:32,849 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 108.66666666666667) internal successors, (326), 3 states have internal predecessors, (326), 2 states have call successors, (76), 2 states have call predecessors, (76), 1 states have return successors, (72), 2 states have call predecessors, (72), 2 states have call successors, (72) Word has length 620 [2024-11-24 00:31:32,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:31:32,879 INFO L225 Difference]: With dead ends: 13998 [2024-11-24 00:31:32,879 INFO L226 Difference]: Without dead ends: 7023 [2024-11-24 00:31:32,900 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:31:32,901 INFO L435 NwaCegarLoop]: 4678 mSDtfsCounter, 1 mSDsluCounter, 4674 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 9352 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:31:32,901 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 9352 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 00:31:32,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7023 states. [2024-11-24 00:31:33,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7023 to 7021. [2024-11-24 00:31:33,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7021 states, 5079 states have (on average 1.274266587911006) internal successors, (6472), 5179 states have internal predecessors, (6472), 1594 states have call successors, (1594), 341 states have call predecessors, (1594), 344 states have return successors, (1717), 1575 states have call predecessors, (1717), 1591 states have call successors, (1717) [2024-11-24 00:31:33,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7021 states to 7021 states and 9783 transitions. [2024-11-24 00:31:33,623 INFO L78 Accepts]: Start accepts. Automaton has 7021 states and 9783 transitions. Word has length 620 [2024-11-24 00:31:33,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:31:33,623 INFO L471 AbstractCegarLoop]: Abstraction has 7021 states and 9783 transitions. [2024-11-24 00:31:33,624 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 108.66666666666667) internal successors, (326), 3 states have internal predecessors, (326), 2 states have call successors, (76), 2 states have call predecessors, (76), 1 states have return successors, (72), 2 states have call predecessors, (72), 2 states have call successors, (72) [2024-11-24 00:31:33,624 INFO L276 IsEmpty]: Start isEmpty. Operand 7021 states and 9783 transitions. [2024-11-24 00:31:33,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 709 [2024-11-24 00:31:33,639 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:31:33,639 INFO L218 NwaCegarLoop]: trace histogram [42, 42, 15, 15, 15, 10, 10, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:31:33,639 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-24 00:31:33,640 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:31:33,640 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:31:33,640 INFO L85 PathProgramCache]: Analyzing trace with hash 663381155, now seen corresponding path program 1 times [2024-11-24 00:31:33,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:31:33,641 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [989703234] [2024-11-24 00:31:33,641 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:31:33,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:31:38,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:31:40,362 INFO L134 CoverageAnalysis]: Checked inductivity of 3563 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3563 trivial. 0 not checked. [2024-11-24 00:31:40,362 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:31:40,362 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [989703234] [2024-11-24 00:31:40,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [989703234] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:31:40,362 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:31:40,362 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 00:31:40,362 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070479649] [2024-11-24 00:31:40,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:31:40,363 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 00:31:40,363 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:31:40,364 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 00:31:40,364 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 00:31:40,364 INFO L87 Difference]: Start difference. First operand 7021 states and 9783 transitions. Second operand has 4 states, 4 states have (on average 57.0) internal successors, (228), 4 states have internal predecessors, (228), 3 states have call successors, (68), 2 states have call predecessors, (68), 1 states have return successors, (62), 3 states have call predecessors, (62), 3 states have call successors, (62) [2024-11-24 00:31:41,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:31:41,176 INFO L93 Difference]: Finished difference Result 14038 states and 19572 transitions. [2024-11-24 00:31:41,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 00:31:41,176 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 57.0) internal successors, (228), 4 states have internal predecessors, (228), 3 states have call successors, (68), 2 states have call predecessors, (68), 1 states have return successors, (62), 3 states have call predecessors, (62), 3 states have call successors, (62) Word has length 708 [2024-11-24 00:31:41,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:31:41,208 INFO L225 Difference]: With dead ends: 14038 [2024-11-24 00:31:41,208 INFO L226 Difference]: Without dead ends: 7061 [2024-11-24 00:31:41,229 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 00:31:41,230 INFO L435 NwaCegarLoop]: 4696 mSDtfsCounter, 33 mSDsluCounter, 9313 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 14009 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-24 00:31:41,230 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 14009 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-24 00:31:41,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7061 states. [2024-11-24 00:31:41,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7061 to 7033. [2024-11-24 00:31:41,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7033 states, 5091 states have (on average 1.2744058141818897) internal successors, (6488), 5191 states have internal predecessors, (6488), 1594 states have call successors, (1594), 341 states have call predecessors, (1594), 344 states have return successors, (1717), 1575 states have call predecessors, (1717), 1591 states have call successors, (1717) [2024-11-24 00:31:41,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7033 states to 7033 states and 9799 transitions. [2024-11-24 00:31:41,796 INFO L78 Accepts]: Start accepts. Automaton has 7033 states and 9799 transitions. Word has length 708 [2024-11-24 00:31:41,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:31:41,796 INFO L471 AbstractCegarLoop]: Abstraction has 7033 states and 9799 transitions. [2024-11-24 00:31:41,796 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 57.0) internal successors, (228), 4 states have internal predecessors, (228), 3 states have call successors, (68), 2 states have call predecessors, (68), 1 states have return successors, (62), 3 states have call predecessors, (62), 3 states have call successors, (62) [2024-11-24 00:31:41,796 INFO L276 IsEmpty]: Start isEmpty. Operand 7033 states and 9799 transitions. [2024-11-24 00:31:41,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 623 [2024-11-24 00:31:41,805 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:31:41,805 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 11, 11, 9, 9, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:31:41,805 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-11-24 00:31:41,806 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:31:41,806 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:31:41,806 INFO L85 PathProgramCache]: Analyzing trace with hash 1608014858, now seen corresponding path program 1 times [2024-11-24 00:31:41,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:31:41,806 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [837488311] [2024-11-24 00:31:41,807 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:31:41,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:31:47,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:31:48,222 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 860 trivial. 0 not checked. [2024-11-24 00:31:48,223 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:31:48,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [837488311] [2024-11-24 00:31:48,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [837488311] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:31:48,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1365321615] [2024-11-24 00:31:48,223 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:31:48,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:31:48,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:31:48,225 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:31:48,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-24 00:31:58,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:31:58,791 INFO L256 TraceCheckSpWp]: Trace formula consists of 10521 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-24 00:31:58,819 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:32:02,966 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 392 proven. 0 refuted. 0 times theorem prover too weak. 469 trivial. 0 not checked. [2024-11-24 00:32:02,966 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:32:02,966 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1365321615] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:32:02,966 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:32:02,966 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2024-11-24 00:32:02,966 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2092560796] [2024-11-24 00:32:02,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:32:02,969 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:32:02,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:32:02,970 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:32:02,970 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:32:02,970 INFO L87 Difference]: Start difference. First operand 7033 states and 9799 transitions. Second operand has 3 states, 3 states have (on average 114.33333333333333) internal successors, (343), 2 states have internal predecessors, (343), 2 states have call successors, (79), 2 states have call predecessors, (79), 2 states have return successors, (75), 2 states have call predecessors, (75), 2 states have call successors, (75) [2024-11-24 00:32:03,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:32:03,527 INFO L93 Difference]: Finished difference Result 14016 states and 19525 transitions. [2024-11-24 00:32:03,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:32:03,528 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 114.33333333333333) internal successors, (343), 2 states have internal predecessors, (343), 2 states have call successors, (79), 2 states have call predecessors, (79), 2 states have return successors, (75), 2 states have call predecessors, (75), 2 states have call successors, (75) Word has length 622 [2024-11-24 00:32:03,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:32:03,559 INFO L225 Difference]: With dead ends: 14016 [2024-11-24 00:32:03,559 INFO L226 Difference]: Without dead ends: 7027 [2024-11-24 00:32:03,581 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 625 GetRequests, 622 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:32:03,581 INFO L435 NwaCegarLoop]: 4671 mSDtfsCounter, 4474 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4474 SdHoareTripleChecker+Valid, 4671 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:32:03,582 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4474 Valid, 4671 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:32:03,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7027 states. [2024-11-24 00:32:03,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7027 to 7027. [2024-11-24 00:32:03,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7027 states, 5089 states have (on average 1.2741206523875024) internal successors, (6484), 5187 states have internal predecessors, (6484), 1590 states have call successors, (1590), 341 states have call predecessors, (1590), 344 states have return successors, (1713), 1573 states have call predecessors, (1713), 1587 states have call successors, (1713) [2024-11-24 00:32:03,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7027 states to 7027 states and 9787 transitions. [2024-11-24 00:32:04,008 INFO L78 Accepts]: Start accepts. Automaton has 7027 states and 9787 transitions. Word has length 622 [2024-11-24 00:32:04,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:32:04,009 INFO L471 AbstractCegarLoop]: Abstraction has 7027 states and 9787 transitions. [2024-11-24 00:32:04,009 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 114.33333333333333) internal successors, (343), 2 states have internal predecessors, (343), 2 states have call successors, (79), 2 states have call predecessors, (79), 2 states have return successors, (75), 2 states have call predecessors, (75), 2 states have call successors, (75) [2024-11-24 00:32:04,009 INFO L276 IsEmpty]: Start isEmpty. Operand 7027 states and 9787 transitions. [2024-11-24 00:32:04,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 694 [2024-11-24 00:32:04,022 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:32:04,023 INFO L218 NwaCegarLoop]: trace histogram [41, 41, 17, 17, 17, 10, 10, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:32:04,062 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-24 00:32:04,223 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:32:04,224 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:32:04,224 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:32:04,224 INFO L85 PathProgramCache]: Analyzing trace with hash -1128027385, now seen corresponding path program 1 times [2024-11-24 00:32:04,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:32:04,224 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [796272336] [2024-11-24 00:32:04,224 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:32:04,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:32:09,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:32:10,583 INFO L134 CoverageAnalysis]: Checked inductivity of 3578 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3570 trivial. 0 not checked. [2024-11-24 00:32:10,583 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:32:10,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [796272336] [2024-11-24 00:32:10,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [796272336] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:32:10,583 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:32:10,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:32:10,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535147388] [2024-11-24 00:32:10,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:32:10,584 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:32:10,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:32:10,585 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:32:10,585 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:32:10,585 INFO L87 Difference]: Start difference. First operand 7027 states and 9787 transitions. Second operand has 5 states, 5 states have (on average 41.8) internal successors, (209), 4 states have internal predecessors, (209), 2 states have call successors, (63), 2 states have call predecessors, (63), 3 states have return successors, (58), 3 states have call predecessors, (58), 2 states have call successors, (58) [2024-11-24 00:32:11,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:32:11,521 INFO L93 Difference]: Finished difference Result 14044 states and 19609 transitions. [2024-11-24 00:32:11,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:32:11,522 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 41.8) internal successors, (209), 4 states have internal predecessors, (209), 2 states have call successors, (63), 2 states have call predecessors, (63), 3 states have return successors, (58), 3 states have call predecessors, (58), 2 states have call successors, (58) Word has length 693 [2024-11-24 00:32:11,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:32:11,562 INFO L225 Difference]: With dead ends: 14044 [2024-11-24 00:32:11,562 INFO L226 Difference]: Without dead ends: 7061 [2024-11-24 00:32:11,586 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:32:11,586 INFO L435 NwaCegarLoop]: 4698 mSDtfsCounter, 21 mSDsluCounter, 14027 mSDsCounter, 0 mSdLazyCounter, 62 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 18725 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 62 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-24 00:32:11,586 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 18725 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 62 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-24 00:32:11,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7061 states. [2024-11-24 00:32:12,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7061 to 7035. [2024-11-24 00:32:12,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7035 states, 5097 states have (on average 1.2744751814793016) internal successors, (6496), 5193 states have internal predecessors, (6496), 1590 states have call successors, (1590), 341 states have call predecessors, (1590), 344 states have return successors, (1713), 1575 states have call predecessors, (1713), 1587 states have call successors, (1713) [2024-11-24 00:32:12,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7035 states to 7035 states and 9799 transitions. [2024-11-24 00:32:12,112 INFO L78 Accepts]: Start accepts. Automaton has 7035 states and 9799 transitions. Word has length 693 [2024-11-24 00:32:12,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:32:12,112 INFO L471 AbstractCegarLoop]: Abstraction has 7035 states and 9799 transitions. [2024-11-24 00:32:12,113 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 41.8) internal successors, (209), 4 states have internal predecessors, (209), 2 states have call successors, (63), 2 states have call predecessors, (63), 3 states have return successors, (58), 3 states have call predecessors, (58), 2 states have call successors, (58) [2024-11-24 00:32:12,113 INFO L276 IsEmpty]: Start isEmpty. Operand 7035 states and 9799 transitions. [2024-11-24 00:32:12,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 695 [2024-11-24 00:32:12,125 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:32:12,125 INFO L218 NwaCegarLoop]: trace histogram [41, 41, 17, 17, 17, 10, 10, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:32:12,126 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-11-24 00:32:12,126 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:32:12,126 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:32:12,126 INFO L85 PathProgramCache]: Analyzing trace with hash 1967772427, now seen corresponding path program 1 times [2024-11-24 00:32:12,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:32:12,126 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1739559057] [2024-11-24 00:32:12,127 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:32:12,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:32:17,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:32:19,501 INFO L134 CoverageAnalysis]: Checked inductivity of 3578 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3570 trivial. 0 not checked. [2024-11-24 00:32:19,502 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:32:19,502 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1739559057] [2024-11-24 00:32:19,502 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1739559057] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:32:19,502 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:32:19,502 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-24 00:32:19,502 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389318279] [2024-11-24 00:32:19,502 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:32:19,503 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-24 00:32:19,503 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:32:19,504 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-24 00:32:19,504 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-24 00:32:19,505 INFO L87 Difference]: Start difference. First operand 7035 states and 9799 transitions. Second operand has 8 states, 8 states have (on average 26.25) internal successors, (210), 6 states have internal predecessors, (210), 3 states have call successors, (63), 2 states have call predecessors, (63), 3 states have return successors, (58), 5 states have call predecessors, (58), 3 states have call successors, (58) [2024-11-24 00:32:21,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:32:21,168 INFO L93 Difference]: Finished difference Result 14062 states and 19719 transitions. [2024-11-24 00:32:21,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-24 00:32:21,168 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 26.25) internal successors, (210), 6 states have internal predecessors, (210), 3 states have call successors, (63), 2 states have call predecessors, (63), 3 states have return successors, (58), 5 states have call predecessors, (58), 3 states have call successors, (58) Word has length 694 [2024-11-24 00:32:21,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:32:21,211 INFO L225 Difference]: With dead ends: 14062 [2024-11-24 00:32:21,211 INFO L226 Difference]: Without dead ends: 7071 [2024-11-24 00:32:21,235 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-24 00:32:21,236 INFO L435 NwaCegarLoop]: 4731 mSDtfsCounter, 3 mSDsluCounter, 28274 mSDsCounter, 0 mSdLazyCounter, 132 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 33005 SdHoareTripleChecker+Invalid, 133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 132 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:32:21,236 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 33005 Invalid, 133 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 132 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-24 00:32:21,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7071 states. [2024-11-24 00:32:21,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7071 to 7051. [2024-11-24 00:32:21,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7051 states, 5109 states have (on average 1.274613427285183) internal successors, (6512), 5205 states have internal predecessors, (6512), 1592 states have call successors, (1592), 341 states have call predecessors, (1592), 346 states have return successors, (1797), 1579 states have call predecessors, (1797), 1589 states have call successors, (1797) [2024-11-24 00:32:21,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7051 states to 7051 states and 9901 transitions. [2024-11-24 00:32:21,790 INFO L78 Accepts]: Start accepts. Automaton has 7051 states and 9901 transitions. Word has length 694 [2024-11-24 00:32:21,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:32:21,791 INFO L471 AbstractCegarLoop]: Abstraction has 7051 states and 9901 transitions. [2024-11-24 00:32:21,791 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 26.25) internal successors, (210), 6 states have internal predecessors, (210), 3 states have call successors, (63), 2 states have call predecessors, (63), 3 states have return successors, (58), 5 states have call predecessors, (58), 3 states have call successors, (58) [2024-11-24 00:32:21,791 INFO L276 IsEmpty]: Start isEmpty. Operand 7051 states and 9901 transitions. [2024-11-24 00:32:21,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 623 [2024-11-24 00:32:21,800 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:32:21,800 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 11, 11, 9, 9, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:32:21,800 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-11-24 00:32:21,800 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:32:21,801 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:32:21,801 INFO L85 PathProgramCache]: Analyzing trace with hash -2087258070, now seen corresponding path program 1 times [2024-11-24 00:32:21,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:32:21,801 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [316529252] [2024-11-24 00:32:21,801 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:32:21,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:32:27,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:32:28,103 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 860 trivial. 0 not checked. [2024-11-24 00:32:28,103 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:32:28,103 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [316529252] [2024-11-24 00:32:28,103 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [316529252] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:32:28,103 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [643011086] [2024-11-24 00:32:28,103 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:32:28,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:32:28,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:32:28,106 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:32:28,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-24 00:32:38,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:32:39,031 INFO L256 TraceCheckSpWp]: Trace formula consists of 10520 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-24 00:32:39,051 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:32:46,184 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked. [2024-11-24 00:32:46,185 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:32:46,185 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [643011086] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:32:46,185 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:32:46,185 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2024-11-24 00:32:46,185 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1643520104] [2024-11-24 00:32:46,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:32:46,186 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:32:46,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:32:46,187 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:32:46,187 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:32:46,188 INFO L87 Difference]: Start difference. First operand 7051 states and 9901 transitions. Second operand has 3 states, 3 states have (on average 114.33333333333333) internal successors, (343), 2 states have internal predecessors, (343), 2 states have call successors, (79), 2 states have call predecessors, (79), 2 states have return successors, (75), 2 states have call predecessors, (75), 2 states have call successors, (75) [2024-11-24 00:32:46,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:32:46,670 INFO L93 Difference]: Finished difference Result 14058 states and 19739 transitions. [2024-11-24 00:32:46,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:32:46,671 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 114.33333333333333) internal successors, (343), 2 states have internal predecessors, (343), 2 states have call successors, (79), 2 states have call predecessors, (79), 2 states have return successors, (75), 2 states have call predecessors, (75), 2 states have call successors, (75) Word has length 622 [2024-11-24 00:32:46,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:32:46,707 INFO L225 Difference]: With dead ends: 14058 [2024-11-24 00:32:46,707 INFO L226 Difference]: Without dead ends: 7051 [2024-11-24 00:32:46,730 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 625 GetRequests, 622 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:32:46,730 INFO L435 NwaCegarLoop]: 4669 mSDtfsCounter, 4298 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4298 SdHoareTripleChecker+Valid, 4669 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:32:46,730 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4298 Valid, 4669 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:32:46,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7051 states. [2024-11-24 00:32:47,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7051 to 7051. [2024-11-24 00:32:47,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7051 states, 5109 states have (on average 1.274221961244862) internal successors, (6510), 5205 states have internal predecessors, (6510), 1592 states have call successors, (1592), 341 states have call predecessors, (1592), 346 states have return successors, (1797), 1579 states have call predecessors, (1797), 1589 states have call successors, (1797) [2024-11-24 00:32:47,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7051 states to 7051 states and 9899 transitions. [2024-11-24 00:32:47,192 INFO L78 Accepts]: Start accepts. Automaton has 7051 states and 9899 transitions. Word has length 622 [2024-11-24 00:32:47,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:32:47,193 INFO L471 AbstractCegarLoop]: Abstraction has 7051 states and 9899 transitions. [2024-11-24 00:32:47,193 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 114.33333333333333) internal successors, (343), 2 states have internal predecessors, (343), 2 states have call successors, (79), 2 states have call predecessors, (79), 2 states have return successors, (75), 2 states have call predecessors, (75), 2 states have call successors, (75) [2024-11-24 00:32:47,193 INFO L276 IsEmpty]: Start isEmpty. Operand 7051 states and 9899 transitions. [2024-11-24 00:32:47,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 702 [2024-11-24 00:32:47,208 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:32:47,209 INFO L218 NwaCegarLoop]: trace histogram [41, 41, 17, 17, 17, 10, 10, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:32:47,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-24 00:32:47,409 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2024-11-24 00:32:47,409 INFO L396 AbstractCegarLoop]: === Iteration 36 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:32:47,410 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:32:47,410 INFO L85 PathProgramCache]: Analyzing trace with hash -223596791, now seen corresponding path program 1 times [2024-11-24 00:32:47,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:32:47,410 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [906393408] [2024-11-24 00:32:47,410 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:32:47,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:32:53,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:32:54,710 INFO L134 CoverageAnalysis]: Checked inductivity of 3577 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3569 trivial. 0 not checked. [2024-11-24 00:32:54,711 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:32:54,711 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [906393408] [2024-11-24 00:32:54,711 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [906393408] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:32:54,711 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:32:54,711 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-24 00:32:54,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1104732469] [2024-11-24 00:32:54,712 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:32:54,712 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-24 00:32:54,713 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:32:54,713 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-24 00:32:54,713 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-24 00:32:54,714 INFO L87 Difference]: Start difference. First operand 7051 states and 9899 transitions. Second operand has 8 states, 8 states have (on average 26.75) internal successors, (214), 6 states have internal predecessors, (214), 3 states have call successors, (64), 2 states have call predecessors, (64), 3 states have return successors, (59), 5 states have call predecessors, (59), 3 states have call successors, (59) [2024-11-24 00:32:56,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:32:56,232 INFO L93 Difference]: Finished difference Result 14102 states and 19933 transitions. [2024-11-24 00:32:56,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-24 00:32:56,232 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 26.75) internal successors, (214), 6 states have internal predecessors, (214), 3 states have call successors, (64), 2 states have call predecessors, (64), 3 states have return successors, (59), 5 states have call predecessors, (59), 3 states have call successors, (59) Word has length 701 [2024-11-24 00:32:56,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:32:56,271 INFO L225 Difference]: With dead ends: 14102 [2024-11-24 00:32:56,272 INFO L226 Difference]: Without dead ends: 7095 [2024-11-24 00:32:56,296 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-24 00:32:56,297 INFO L435 NwaCegarLoop]: 4730 mSDtfsCounter, 3 mSDsluCounter, 28268 mSDsCounter, 0 mSdLazyCounter, 130 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 32998 SdHoareTripleChecker+Invalid, 133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 130 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:32:56,297 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 32998 Invalid, 133 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 130 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-24 00:32:56,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7095 states. [2024-11-24 00:32:56,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7095 to 7051. [2024-11-24 00:32:56,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7051 states, 5109 states have (on average 1.274221961244862) internal successors, (6510), 5205 states have internal predecessors, (6510), 1592 states have call successors, (1592), 341 states have call predecessors, (1592), 346 states have return successors, (1797), 1579 states have call predecessors, (1797), 1589 states have call successors, (1797) [2024-11-24 00:32:56,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7051 states to 7051 states and 9899 transitions. [2024-11-24 00:32:56,889 INFO L78 Accepts]: Start accepts. Automaton has 7051 states and 9899 transitions. Word has length 701 [2024-11-24 00:32:56,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:32:56,890 INFO L471 AbstractCegarLoop]: Abstraction has 7051 states and 9899 transitions. [2024-11-24 00:32:56,890 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 26.75) internal successors, (214), 6 states have internal predecessors, (214), 3 states have call successors, (64), 2 states have call predecessors, (64), 3 states have return successors, (59), 5 states have call predecessors, (59), 3 states have call successors, (59) [2024-11-24 00:32:56,890 INFO L276 IsEmpty]: Start isEmpty. Operand 7051 states and 9899 transitions. [2024-11-24 00:32:56,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 623 [2024-11-24 00:32:56,899 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:32:56,899 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 11, 11, 9, 9, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:32:56,899 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2024-11-24 00:32:56,899 INFO L396 AbstractCegarLoop]: === Iteration 37 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:32:56,900 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:32:56,900 INFO L85 PathProgramCache]: Analyzing trace with hash -1669369368, now seen corresponding path program 1 times [2024-11-24 00:32:56,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:32:56,900 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [743881414] [2024-11-24 00:32:56,900 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:32:56,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:33:02,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:33:03,140 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 860 trivial. 0 not checked. [2024-11-24 00:33:03,140 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:33:03,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [743881414] [2024-11-24 00:33:03,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [743881414] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:33:03,141 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [983026868] [2024-11-24 00:33:03,141 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:33:03,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:33:03,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:33:03,143 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:33:03,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-24 00:33:14,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:33:14,540 INFO L256 TraceCheckSpWp]: Trace formula consists of 10518 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-24 00:33:14,562 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:33:16,263 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked. [2024-11-24 00:33:16,263 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:33:16,263 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [983026868] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:33:16,263 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:33:16,263 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2024-11-24 00:33:16,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1024273481] [2024-11-24 00:33:16,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:33:16,264 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:33:16,264 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:33:16,265 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:33:16,266 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:33:16,266 INFO L87 Difference]: Start difference. First operand 7051 states and 9899 transitions. Second operand has 3 states, 3 states have (on average 114.33333333333333) internal successors, (343), 3 states have internal predecessors, (343), 3 states have call successors, (79), 2 states have call predecessors, (79), 2 states have return successors, (75), 3 states have call predecessors, (75), 3 states have call successors, (75) [2024-11-24 00:33:16,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:33:16,819 INFO L93 Difference]: Finished difference Result 14744 states and 20795 transitions. [2024-11-24 00:33:16,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:33:16,820 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 114.33333333333333) internal successors, (343), 3 states have internal predecessors, (343), 3 states have call successors, (79), 2 states have call predecessors, (79), 2 states have return successors, (75), 3 states have call predecessors, (75), 3 states have call successors, (75) Word has length 622 [2024-11-24 00:33:16,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:33:16,859 INFO L225 Difference]: With dead ends: 14744 [2024-11-24 00:33:16,860 INFO L226 Difference]: Without dead ends: 7737 [2024-11-24 00:33:16,883 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 625 GetRequests, 622 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:33:16,884 INFO L435 NwaCegarLoop]: 4681 mSDtfsCounter, 254 mSDsluCounter, 4667 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 328 SdHoareTripleChecker+Valid, 9348 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:33:16,884 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [328 Valid, 9348 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 00:33:16,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7737 states. [2024-11-24 00:33:17,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7737 to 7665. [2024-11-24 00:33:17,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7665 states, 5571 states have (on average 1.2819960509782804) internal successors, (7142), 5683 states have internal predecessors, (7142), 1744 states have call successors, (1744), 341 states have call predecessors, (1744), 346 states have return successors, (1963), 1727 states have call predecessors, (1963), 1741 states have call successors, (1963) [2024-11-24 00:33:17,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7665 states to 7665 states and 10849 transitions. [2024-11-24 00:33:17,496 INFO L78 Accepts]: Start accepts. Automaton has 7665 states and 10849 transitions. Word has length 622 [2024-11-24 00:33:17,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:33:17,496 INFO L471 AbstractCegarLoop]: Abstraction has 7665 states and 10849 transitions. [2024-11-24 00:33:17,496 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 114.33333333333333) internal successors, (343), 3 states have internal predecessors, (343), 3 states have call successors, (79), 2 states have call predecessors, (79), 2 states have return successors, (75), 3 states have call predecessors, (75), 3 states have call successors, (75) [2024-11-24 00:33:17,497 INFO L276 IsEmpty]: Start isEmpty. Operand 7665 states and 10849 transitions. [2024-11-24 00:33:17,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 634 [2024-11-24 00:33:17,506 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:33:17,506 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 11, 11, 9, 9, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:33:17,547 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-24 00:33:17,707 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable36 [2024-11-24 00:33:17,707 INFO L396 AbstractCegarLoop]: === Iteration 38 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:33:17,707 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:33:17,708 INFO L85 PathProgramCache]: Analyzing trace with hash -532477205, now seen corresponding path program 1 times [2024-11-24 00:33:17,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:33:17,708 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1432218313] [2024-11-24 00:33:17,708 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:33:17,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:33:22,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:33:23,829 INFO L134 CoverageAnalysis]: Checked inductivity of 871 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 870 trivial. 0 not checked. [2024-11-24 00:33:23,830 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:33:23,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1432218313] [2024-11-24 00:33:23,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1432218313] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:33:23,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [957193297] [2024-11-24 00:33:23,830 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:33:23,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:33:23,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:33:23,832 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:33:23,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-24 00:33:35,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:33:35,333 INFO L256 TraceCheckSpWp]: Trace formula consists of 10585 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-24 00:33:35,351 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:33:39,551 INFO L134 CoverageAnalysis]: Checked inductivity of 871 backedges. 398 proven. 0 refuted. 0 times theorem prover too weak. 473 trivial. 0 not checked. [2024-11-24 00:33:39,551 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:33:39,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [957193297] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:33:39,551 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:33:39,551 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2024-11-24 00:33:39,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [869548823] [2024-11-24 00:33:39,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:33:39,552 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:33:39,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:33:39,553 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:33:39,554 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:33:39,554 INFO L87 Difference]: Start difference. First operand 7665 states and 10849 transitions. Second operand has 3 states, 3 states have (on average 115.66666666666667) internal successors, (347), 2 states have internal predecessors, (347), 2 states have call successors, (81), 2 states have call predecessors, (81), 2 states have return successors, (77), 2 states have call predecessors, (77), 2 states have call successors, (77) [2024-11-24 00:33:40,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:33:40,156 INFO L93 Difference]: Finished difference Result 15270 states and 21611 transitions. [2024-11-24 00:33:40,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:33:40,156 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 115.66666666666667) internal successors, (347), 2 states have internal predecessors, (347), 2 states have call successors, (81), 2 states have call predecessors, (81), 2 states have return successors, (77), 2 states have call predecessors, (77), 2 states have call successors, (77) Word has length 633 [2024-11-24 00:33:40,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:33:40,191 INFO L225 Difference]: With dead ends: 15270 [2024-11-24 00:33:40,191 INFO L226 Difference]: Without dead ends: 7649 [2024-11-24 00:33:40,213 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 636 GetRequests, 633 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:33:40,213 INFO L435 NwaCegarLoop]: 4665 mSDtfsCounter, 4459 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4459 SdHoareTripleChecker+Valid, 4665 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:33:40,214 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4459 Valid, 4665 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:33:40,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7649 states. [2024-11-24 00:33:40,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7649 to 7649. [2024-11-24 00:33:40,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7649 states, 5563 states have (on average 1.2816825453891785) internal successors, (7130), 5671 states have internal predecessors, (7130), 1736 states have call successors, (1736), 341 states have call predecessors, (1736), 346 states have return successors, (1955), 1723 states have call predecessors, (1955), 1733 states have call successors, (1955) [2024-11-24 00:33:40,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7649 states to 7649 states and 10821 transitions. [2024-11-24 00:33:40,925 INFO L78 Accepts]: Start accepts. Automaton has 7649 states and 10821 transitions. Word has length 633 [2024-11-24 00:33:40,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:33:40,926 INFO L471 AbstractCegarLoop]: Abstraction has 7649 states and 10821 transitions. [2024-11-24 00:33:40,926 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 115.66666666666667) internal successors, (347), 2 states have internal predecessors, (347), 2 states have call successors, (81), 2 states have call predecessors, (81), 2 states have return successors, (77), 2 states have call predecessors, (77), 2 states have call successors, (77) [2024-11-24 00:33:40,926 INFO L276 IsEmpty]: Start isEmpty. Operand 7649 states and 10821 transitions. [2024-11-24 00:33:40,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 635 [2024-11-24 00:33:40,935 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:33:40,935 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 11, 11, 9, 9, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:33:40,973 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-24 00:33:41,136 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37 [2024-11-24 00:33:41,136 INFO L396 AbstractCegarLoop]: === Iteration 39 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:33:41,136 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:33:41,136 INFO L85 PathProgramCache]: Analyzing trace with hash -193104195, now seen corresponding path program 1 times [2024-11-24 00:33:41,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:33:41,137 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868234807] [2024-11-24 00:33:41,137 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:33:41,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:33:46,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:33:47,693 INFO L134 CoverageAnalysis]: Checked inductivity of 871 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 870 trivial. 0 not checked. [2024-11-24 00:33:47,693 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:33:47,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [868234807] [2024-11-24 00:33:47,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [868234807] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:33:47,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1732472936] [2024-11-24 00:33:47,694 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:33:47,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:33:47,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:33:47,696 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:33:47,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-24 00:34:00,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:34:00,085 INFO L256 TraceCheckSpWp]: Trace formula consists of 10615 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-24 00:34:00,096 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:34:00,199 INFO L134 CoverageAnalysis]: Checked inductivity of 871 backedges. 398 proven. 1 refuted. 0 times theorem prover too weak. 472 trivial. 0 not checked. [2024-11-24 00:34:00,199 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:34:04,698 INFO L134 CoverageAnalysis]: Checked inductivity of 871 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 870 trivial. 0 not checked. [2024-11-24 00:34:04,698 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1732472936] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-24 00:34:04,698 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-24 00:34:04,698 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2024-11-24 00:34:04,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1042894969] [2024-11-24 00:34:04,699 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-24 00:34:04,701 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-24 00:34:04,701 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:34:04,702 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 00:34:04,702 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:34:04,702 INFO L87 Difference]: Start difference. First operand 7649 states and 10821 transitions. Second operand has 7 states, 7 states have (on average 62.42857142857143) internal successors, (437), 7 states have internal predecessors, (437), 2 states have call successors, (125), 2 states have call predecessors, (125), 2 states have return successors, (121), 2 states have call predecessors, (121), 2 states have call successors, (121) [2024-11-24 00:34:05,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:34:05,438 INFO L93 Difference]: Finished difference Result 15278 states and 21615 transitions. [2024-11-24 00:34:05,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 00:34:05,439 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 62.42857142857143) internal successors, (437), 7 states have internal predecessors, (437), 2 states have call successors, (125), 2 states have call predecessors, (125), 2 states have return successors, (121), 2 states have call predecessors, (121), 2 states have call successors, (121) Word has length 634 [2024-11-24 00:34:05,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:34:05,481 INFO L225 Difference]: With dead ends: 15278 [2024-11-24 00:34:05,481 INFO L226 Difference]: Without dead ends: 7673 [2024-11-24 00:34:05,507 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1270 GetRequests, 1265 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:34:05,508 INFO L435 NwaCegarLoop]: 4664 mSDtfsCounter, 2 mSDsluCounter, 13980 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 18644 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 00:34:05,508 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 18644 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 00:34:05,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7673 states. [2024-11-24 00:34:05,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7673 to 7673. [2024-11-24 00:34:05,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7673 states, 5587 states have (on average 1.2804725255056382) internal successors, (7154), 5695 states have internal predecessors, (7154), 1736 states have call successors, (1736), 341 states have call predecessors, (1736), 346 states have return successors, (1955), 1723 states have call predecessors, (1955), 1733 states have call successors, (1955) [2024-11-24 00:34:06,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7673 states to 7673 states and 10845 transitions. [2024-11-24 00:34:06,033 INFO L78 Accepts]: Start accepts. Automaton has 7673 states and 10845 transitions. Word has length 634 [2024-11-24 00:34:06,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:34:06,034 INFO L471 AbstractCegarLoop]: Abstraction has 7673 states and 10845 transitions. [2024-11-24 00:34:06,034 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 62.42857142857143) internal successors, (437), 7 states have internal predecessors, (437), 2 states have call successors, (125), 2 states have call predecessors, (125), 2 states have return successors, (121), 2 states have call predecessors, (121), 2 states have call successors, (121) [2024-11-24 00:34:06,034 INFO L276 IsEmpty]: Start isEmpty. Operand 7673 states and 10845 transitions. [2024-11-24 00:34:06,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 877 [2024-11-24 00:34:06,046 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:34:06,046 INFO L218 NwaCegarLoop]: trace histogram [54, 54, 17, 17, 17, 10, 10, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:34:06,090 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-24 00:34:06,246 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable38 [2024-11-24 00:34:06,247 INFO L396 AbstractCegarLoop]: === Iteration 40 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:34:06,247 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:34:06,247 INFO L85 PathProgramCache]: Analyzing trace with hash 1608087088, now seen corresponding path program 1 times [2024-11-24 00:34:06,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:34:06,247 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1052427824] [2024-11-24 00:34:06,247 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:34:06,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:34:12,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:34:15,542 INFO L134 CoverageAnalysis]: Checked inductivity of 5606 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5606 trivial. 0 not checked. [2024-11-24 00:34:15,542 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:34:15,542 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1052427824] [2024-11-24 00:34:15,542 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1052427824] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:34:15,542 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:34:15,542 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 00:34:15,542 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346563795] [2024-11-24 00:34:15,542 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:34:15,543 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 00:34:15,543 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:34:15,544 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 00:34:15,544 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 00:34:15,544 INFO L87 Difference]: Start difference. First operand 7673 states and 10845 transitions. Second operand has 4 states, 4 states have (on average 65.5) internal successors, (262), 4 states have internal predecessors, (262), 2 states have call successors, (84), 2 states have call predecessors, (84), 1 states have return successors, (78), 2 states have call predecessors, (78), 2 states have call successors, (78) [2024-11-24 00:34:19,699 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:34:28,969 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:34:33,726 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:34:35,261 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:34:35,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:34:35,818 INFO L93 Difference]: Finished difference Result 15302 states and 21675 transitions. [2024-11-24 00:34:35,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 00:34:35,819 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 65.5) internal successors, (262), 4 states have internal predecessors, (262), 2 states have call successors, (84), 2 states have call predecessors, (84), 1 states have return successors, (78), 2 states have call predecessors, (78), 2 states have call successors, (78) Word has length 876 [2024-11-24 00:34:35,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:34:35,874 INFO L225 Difference]: With dead ends: 15302 [2024-11-24 00:34:35,874 INFO L226 Difference]: Without dead ends: 7673 [2024-11-24 00:34:35,903 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:34:35,903 INFO L435 NwaCegarLoop]: 4661 mSDtfsCounter, 10 mSDsluCounter, 8756 mSDsCounter, 0 mSdLazyCounter, 574 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 13417 SdHoareTripleChecker+Invalid, 577 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 574 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.4s IncrementalHoareTripleChecker+Time [2024-11-24 00:34:35,904 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 13417 Invalid, 577 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 574 Invalid, 3 Unknown, 0 Unchecked, 19.4s Time] [2024-11-24 00:34:35,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7673 states. [2024-11-24 00:34:36,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7673 to 7667. [2024-11-24 00:34:36,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7667 states, 5581 states have (on average 1.2800573373947322) internal successors, (7144), 5689 states have internal predecessors, (7144), 1736 states have call successors, (1736), 341 states have call predecessors, (1736), 346 states have return successors, (1955), 1723 states have call predecessors, (1955), 1733 states have call successors, (1955) [2024-11-24 00:34:36,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7667 states to 7667 states and 10835 transitions. [2024-11-24 00:34:36,563 INFO L78 Accepts]: Start accepts. Automaton has 7667 states and 10835 transitions. Word has length 876 [2024-11-24 00:34:36,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:34:36,564 INFO L471 AbstractCegarLoop]: Abstraction has 7667 states and 10835 transitions. [2024-11-24 00:34:36,564 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 65.5) internal successors, (262), 4 states have internal predecessors, (262), 2 states have call successors, (84), 2 states have call predecessors, (84), 1 states have return successors, (78), 2 states have call predecessors, (78), 2 states have call successors, (78) [2024-11-24 00:34:36,564 INFO L276 IsEmpty]: Start isEmpty. Operand 7667 states and 10835 transitions. [2024-11-24 00:34:36,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 696 [2024-11-24 00:34:36,575 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:34:36,575 INFO L218 NwaCegarLoop]: trace histogram [41, 41, 17, 17, 17, 10, 10, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:34:36,575 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2024-11-24 00:34:36,575 INFO L396 AbstractCegarLoop]: === Iteration 41 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:34:36,576 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:34:36,576 INFO L85 PathProgramCache]: Analyzing trace with hash -10903805, now seen corresponding path program 1 times [2024-11-24 00:34:36,576 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:34:36,576 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442705947] [2024-11-24 00:34:36,576 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:34:36,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:34:42,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:34:43,912 INFO L134 CoverageAnalysis]: Checked inductivity of 3578 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3570 trivial. 0 not checked. [2024-11-24 00:34:43,912 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:34:43,912 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442705947] [2024-11-24 00:34:43,912 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [442705947] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:34:43,912 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:34:43,913 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-24 00:34:43,913 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1260649973] [2024-11-24 00:34:43,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:34:43,914 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-24 00:34:43,914 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:34:43,914 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-24 00:34:43,915 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-24 00:34:43,915 INFO L87 Difference]: Start difference. First operand 7667 states and 10835 transitions. Second operand has 8 states, 8 states have (on average 26.375) internal successors, (211), 6 states have internal predecessors, (211), 3 states have call successors, (63), 2 states have call predecessors, (63), 3 states have return successors, (58), 5 states have call predecessors, (58), 3 states have call successors, (58) [2024-11-24 00:34:45,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:34:45,611 INFO L93 Difference]: Finished difference Result 15334 states and 21817 transitions. [2024-11-24 00:34:45,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-24 00:34:45,612 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 26.375) internal successors, (211), 6 states have internal predecessors, (211), 3 states have call successors, (63), 2 states have call predecessors, (63), 3 states have return successors, (58), 5 states have call predecessors, (58), 3 states have call successors, (58) Word has length 695 [2024-11-24 00:34:45,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:34:45,661 INFO L225 Difference]: With dead ends: 15334 [2024-11-24 00:34:45,661 INFO L226 Difference]: Without dead ends: 7711 [2024-11-24 00:34:45,691 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-24 00:34:45,691 INFO L435 NwaCegarLoop]: 4723 mSDtfsCounter, 3 mSDsluCounter, 28226 mSDsCounter, 0 mSdLazyCounter, 129 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 32949 SdHoareTripleChecker+Invalid, 133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:34:45,691 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 32949 Invalid, 133 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-24 00:34:45,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7711 states. [2024-11-24 00:34:46,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7711 to 7667. [2024-11-24 00:34:46,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7667 states, 5581 states have (on average 1.2800573373947322) internal successors, (7144), 5689 states have internal predecessors, (7144), 1736 states have call successors, (1736), 341 states have call predecessors, (1736), 346 states have return successors, (1955), 1723 states have call predecessors, (1955), 1733 states have call successors, (1955) [2024-11-24 00:34:46,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7667 states to 7667 states and 10835 transitions. [2024-11-24 00:34:46,334 INFO L78 Accepts]: Start accepts. Automaton has 7667 states and 10835 transitions. Word has length 695 [2024-11-24 00:34:46,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:34:46,335 INFO L471 AbstractCegarLoop]: Abstraction has 7667 states and 10835 transitions. [2024-11-24 00:34:46,335 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 26.375) internal successors, (211), 6 states have internal predecessors, (211), 3 states have call successors, (63), 2 states have call predecessors, (63), 3 states have return successors, (58), 5 states have call predecessors, (58), 3 states have call successors, (58) [2024-11-24 00:34:46,335 INFO L276 IsEmpty]: Start isEmpty. Operand 7667 states and 10835 transitions. [2024-11-24 00:34:46,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 733 [2024-11-24 00:34:46,349 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:34:46,349 INFO L218 NwaCegarLoop]: trace histogram [41, 41, 15, 15, 15, 10, 10, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:34:46,349 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2024-11-24 00:34:46,350 INFO L396 AbstractCegarLoop]: === Iteration 42 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:34:46,350 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:34:46,350 INFO L85 PathProgramCache]: Analyzing trace with hash -332820604, now seen corresponding path program 1 times [2024-11-24 00:34:46,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:34:46,350 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [983695634] [2024-11-24 00:34:46,350 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:34:46,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:34:51,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:34:52,846 INFO L134 CoverageAnalysis]: Checked inductivity of 3446 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3446 trivial. 0 not checked. [2024-11-24 00:34:52,846 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:34:52,846 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [983695634] [2024-11-24 00:34:52,846 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [983695634] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:34:52,846 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:34:52,846 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:34:52,846 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [268455154] [2024-11-24 00:34:52,846 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:34:52,847 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:34:52,847 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:34:52,847 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:34:52,847 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:34:52,848 INFO L87 Difference]: Start difference. First operand 7667 states and 10835 transitions. Second operand has 5 states, 5 states have (on average 49.0) internal successors, (245), 5 states have internal predecessors, (245), 3 states have call successors, (72), 2 states have call predecessors, (72), 2 states have return successors, (66), 3 states have call predecessors, (66), 3 states have call successors, (66) [2024-11-24 00:34:53,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:34:53,760 INFO L93 Difference]: Finished difference Result 15320 states and 21669 transitions. [2024-11-24 00:34:53,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:34:53,761 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 49.0) internal successors, (245), 5 states have internal predecessors, (245), 3 states have call successors, (72), 2 states have call predecessors, (72), 2 states have return successors, (66), 3 states have call predecessors, (66), 3 states have call successors, (66) Word has length 732 [2024-11-24 00:34:53,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:34:53,805 INFO L225 Difference]: With dead ends: 15320 [2024-11-24 00:34:53,805 INFO L226 Difference]: Without dead ends: 7697 [2024-11-24 00:34:53,831 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:34:53,832 INFO L435 NwaCegarLoop]: 4661 mSDtfsCounter, 2 mSDsluCounter, 13963 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 18624 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 00:34:53,832 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 18624 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 00:34:53,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7697 states. [2024-11-24 00:34:54,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7697 to 7695. [2024-11-24 00:34:54,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7695 states, 5607 states have (on average 1.279115391474942) internal successors, (7172), 5715 states have internal predecessors, (7172), 1738 states have call successors, (1738), 341 states have call predecessors, (1738), 346 states have return successors, (1957), 1725 states have call predecessors, (1957), 1735 states have call successors, (1957) [2024-11-24 00:34:54,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7695 states to 7695 states and 10867 transitions. [2024-11-24 00:34:54,351 INFO L78 Accepts]: Start accepts. Automaton has 7695 states and 10867 transitions. Word has length 732 [2024-11-24 00:34:54,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:34:54,351 INFO L471 AbstractCegarLoop]: Abstraction has 7695 states and 10867 transitions. [2024-11-24 00:34:54,352 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 49.0) internal successors, (245), 5 states have internal predecessors, (245), 3 states have call successors, (72), 2 states have call predecessors, (72), 2 states have return successors, (66), 3 states have call predecessors, (66), 3 states have call successors, (66) [2024-11-24 00:34:54,352 INFO L276 IsEmpty]: Start isEmpty. Operand 7695 states and 10867 transitions. [2024-11-24 00:34:54,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 760 [2024-11-24 00:34:54,363 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:34:54,363 INFO L218 NwaCegarLoop]: trace histogram [43, 43, 15, 15, 15, 10, 10, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:34:54,363 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2024-11-24 00:34:54,363 INFO L396 AbstractCegarLoop]: === Iteration 43 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:34:54,364 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:34:54,364 INFO L85 PathProgramCache]: Analyzing trace with hash 1870148780, now seen corresponding path program 1 times [2024-11-24 00:34:54,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:34:54,364 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1069997868] [2024-11-24 00:34:54,364 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:34:54,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:35:00,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:35:00,743 INFO L134 CoverageAnalysis]: Checked inductivity of 3689 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3689 trivial. 0 not checked. [2024-11-24 00:35:00,743 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:35:00,743 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1069997868] [2024-11-24 00:35:00,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1069997868] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:35:00,743 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:35:00,743 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 00:35:00,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906278581] [2024-11-24 00:35:00,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:35:00,744 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:35:00,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:35:00,746 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:35:00,746 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:35:00,746 INFO L87 Difference]: Start difference. First operand 7695 states and 10867 transitions. Second operand has 3 states, 3 states have (on average 88.0) internal successors, (264), 3 states have internal predecessors, (264), 2 states have call successors, (75), 2 states have call predecessors, (75), 2 states have return successors, (69), 2 states have call predecessors, (69), 2 states have call successors, (69) [2024-11-24 00:35:01,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:35:01,436 INFO L93 Difference]: Finished difference Result 15350 states and 21701 transitions. [2024-11-24 00:35:01,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:35:01,437 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 88.0) internal successors, (264), 3 states have internal predecessors, (264), 2 states have call successors, (75), 2 states have call predecessors, (75), 2 states have return successors, (69), 2 states have call predecessors, (69), 2 states have call successors, (69) Word has length 759 [2024-11-24 00:35:01,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:35:01,520 INFO L225 Difference]: With dead ends: 15350 [2024-11-24 00:35:01,521 INFO L226 Difference]: Without dead ends: 7699 [2024-11-24 00:35:01,563 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:35:01,564 INFO L435 NwaCegarLoop]: 4665 mSDtfsCounter, 0 mSDsluCounter, 4659 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 9324 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:35:01,566 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 9324 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 00:35:01,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7699 states. [2024-11-24 00:35:02,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7699 to 7699. [2024-11-24 00:35:02,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7699 states, 5611 states have (on average 1.2789164141864195) internal successors, (7176), 5719 states have internal predecessors, (7176), 1738 states have call successors, (1738), 341 states have call predecessors, (1738), 346 states have return successors, (1957), 1725 states have call predecessors, (1957), 1735 states have call successors, (1957) [2024-11-24 00:35:02,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7699 states to 7699 states and 10871 transitions. [2024-11-24 00:35:02,294 INFO L78 Accepts]: Start accepts. Automaton has 7699 states and 10871 transitions. Word has length 759 [2024-11-24 00:35:02,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:35:02,294 INFO L471 AbstractCegarLoop]: Abstraction has 7699 states and 10871 transitions. [2024-11-24 00:35:02,295 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 88.0) internal successors, (264), 3 states have internal predecessors, (264), 2 states have call successors, (75), 2 states have call predecessors, (75), 2 states have return successors, (69), 2 states have call predecessors, (69), 2 states have call successors, (69) [2024-11-24 00:35:02,295 INFO L276 IsEmpty]: Start isEmpty. Operand 7699 states and 10871 transitions. [2024-11-24 00:35:02,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 752 [2024-11-24 00:35:02,308 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:35:02,308 INFO L218 NwaCegarLoop]: trace histogram [43, 43, 15, 15, 15, 10, 10, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:35:02,309 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2024-11-24 00:35:02,309 INFO L396 AbstractCegarLoop]: === Iteration 44 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:35:02,309 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:35:02,309 INFO L85 PathProgramCache]: Analyzing trace with hash -1665335702, now seen corresponding path program 1 times [2024-11-24 00:35:02,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:35:02,309 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1748660808] [2024-11-24 00:35:02,310 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:35:02,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:35:08,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:35:08,740 INFO L134 CoverageAnalysis]: Checked inductivity of 3689 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3689 trivial. 0 not checked. [2024-11-24 00:35:08,740 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:35:08,740 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1748660808] [2024-11-24 00:35:08,740 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1748660808] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:35:08,740 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:35:08,740 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 00:35:08,741 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [657822195] [2024-11-24 00:35:08,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:35:08,742 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:35:08,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:35:08,742 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:35:08,742 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:35:08,742 INFO L87 Difference]: Start difference. First operand 7699 states and 10871 transitions. Second operand has 3 states, 3 states have (on average 86.0) internal successors, (258), 3 states have internal predecessors, (258), 2 states have call successors, (74), 2 states have call predecessors, (74), 2 states have return successors, (68), 2 states have call predecessors, (68), 2 states have call successors, (68) [2024-11-24 00:35:09,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:35:09,442 INFO L93 Difference]: Finished difference Result 15358 states and 21709 transitions. [2024-11-24 00:35:09,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:35:09,443 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 86.0) internal successors, (258), 3 states have internal predecessors, (258), 2 states have call successors, (74), 2 states have call predecessors, (74), 2 states have return successors, (68), 2 states have call predecessors, (68), 2 states have call successors, (68) Word has length 751 [2024-11-24 00:35:09,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:35:09,482 INFO L225 Difference]: With dead ends: 15358 [2024-11-24 00:35:09,482 INFO L226 Difference]: Without dead ends: 7703 [2024-11-24 00:35:09,502 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:35:09,503 INFO L435 NwaCegarLoop]: 4665 mSDtfsCounter, 0 mSDsluCounter, 4659 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 9324 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:35:09,503 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 9324 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 00:35:09,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7703 states. [2024-11-24 00:35:09,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7703 to 7703. [2024-11-24 00:35:09,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7703 states, 5615 states have (on average 1.2787177203918076) internal successors, (7180), 5723 states have internal predecessors, (7180), 1738 states have call successors, (1738), 341 states have call predecessors, (1738), 346 states have return successors, (1957), 1725 states have call predecessors, (1957), 1735 states have call successors, (1957) [2024-11-24 00:35:09,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7703 states to 7703 states and 10875 transitions. [2024-11-24 00:35:10,010 INFO L78 Accepts]: Start accepts. Automaton has 7703 states and 10875 transitions. Word has length 751 [2024-11-24 00:35:10,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:35:10,011 INFO L471 AbstractCegarLoop]: Abstraction has 7703 states and 10875 transitions. [2024-11-24 00:35:10,011 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 86.0) internal successors, (258), 3 states have internal predecessors, (258), 2 states have call successors, (74), 2 states have call predecessors, (74), 2 states have return successors, (68), 2 states have call predecessors, (68), 2 states have call successors, (68) [2024-11-24 00:35:10,011 INFO L276 IsEmpty]: Start isEmpty. Operand 7703 states and 10875 transitions. [2024-11-24 00:35:10,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 880 [2024-11-24 00:35:10,023 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:35:10,024 INFO L218 NwaCegarLoop]: trace histogram [54, 54, 17, 17, 17, 10, 10, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:35:10,024 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2024-11-24 00:35:10,024 INFO L396 AbstractCegarLoop]: === Iteration 45 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:35:10,024 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:35:10,025 INFO L85 PathProgramCache]: Analyzing trace with hash 1799410303, now seen corresponding path program 1 times [2024-11-24 00:35:10,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:35:10,025 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1582331071] [2024-11-24 00:35:10,025 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:35:10,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:35:15,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:35:17,757 INFO L134 CoverageAnalysis]: Checked inductivity of 5612 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5600 trivial. 0 not checked. [2024-11-24 00:35:17,757 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:35:17,757 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1582331071] [2024-11-24 00:35:17,757 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1582331071] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:35:17,757 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:35:17,758 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-24 00:35:17,758 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1135642672] [2024-11-24 00:35:17,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:35:17,758 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-24 00:35:17,759 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:35:17,759 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-24 00:35:17,760 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-24 00:35:17,760 INFO L87 Difference]: Start difference. First operand 7703 states and 10875 transitions. Second operand has 8 states, 8 states have (on average 32.875) internal successors, (263), 6 states have internal predecessors, (263), 3 states have call successors, (85), 2 states have call predecessors, (85), 3 states have return successors, (79), 5 states have call predecessors, (79), 3 states have call successors, (79) [2024-11-24 00:35:19,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:35:19,422 INFO L93 Difference]: Finished difference Result 15388 states and 21781 transitions. [2024-11-24 00:35:19,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-24 00:35:19,423 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 32.875) internal successors, (263), 6 states have internal predecessors, (263), 3 states have call successors, (85), 2 states have call predecessors, (85), 3 states have return successors, (79), 5 states have call predecessors, (79), 3 states have call successors, (79) Word has length 879 [2024-11-24 00:35:19,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:35:19,477 INFO L225 Difference]: With dead ends: 15388 [2024-11-24 00:35:19,477 INFO L226 Difference]: Without dead ends: 7729 [2024-11-24 00:35:19,508 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-24 00:35:19,509 INFO L435 NwaCegarLoop]: 4717 mSDtfsCounter, 3 mSDsluCounter, 28195 mSDsCounter, 0 mSdLazyCounter, 125 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 32912 SdHoareTripleChecker+Invalid, 131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 125 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:35:19,509 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 32912 Invalid, 131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-24 00:35:19,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7729 states. [2024-11-24 00:35:20,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7729 to 7693. [2024-11-24 00:35:20,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7693 states, 5607 states have (on average 1.2784019975031211) internal successors, (7168), 5715 states have internal predecessors, (7168), 1738 states have call successors, (1738), 341 states have call predecessors, (1738), 344 states have return successors, (1869), 1723 states have call predecessors, (1869), 1735 states have call successors, (1869) [2024-11-24 00:35:20,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7693 states to 7693 states and 10775 transitions. [2024-11-24 00:35:20,099 INFO L78 Accepts]: Start accepts. Automaton has 7693 states and 10775 transitions. Word has length 879 [2024-11-24 00:35:20,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:35:20,100 INFO L471 AbstractCegarLoop]: Abstraction has 7693 states and 10775 transitions. [2024-11-24 00:35:20,100 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 32.875) internal successors, (263), 6 states have internal predecessors, (263), 3 states have call successors, (85), 2 states have call predecessors, (85), 3 states have return successors, (79), 5 states have call predecessors, (79), 3 states have call successors, (79) [2024-11-24 00:35:20,100 INFO L276 IsEmpty]: Start isEmpty. Operand 7693 states and 10775 transitions. [2024-11-24 00:35:20,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 660 [2024-11-24 00:35:20,111 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:35:20,112 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 13, 13, 9, 9, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:35:20,112 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2024-11-24 00:35:20,112 INFO L396 AbstractCegarLoop]: === Iteration 46 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:35:20,112 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:35:20,113 INFO L85 PathProgramCache]: Analyzing trace with hash 1940056015, now seen corresponding path program 1 times [2024-11-24 00:35:20,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:35:20,113 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [748408518] [2024-11-24 00:35:20,113 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:35:20,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:35:26,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:35:28,312 INFO L134 CoverageAnalysis]: Checked inductivity of 949 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 941 trivial. 0 not checked. [2024-11-24 00:35:28,312 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:35:28,312 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [748408518] [2024-11-24 00:35:28,312 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [748408518] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:35:28,312 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [395349174] [2024-11-24 00:35:28,312 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:35:28,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:35:28,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:35:28,315 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:35:28,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-24 00:35:41,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:35:41,300 INFO L256 TraceCheckSpWp]: Trace formula consists of 10818 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-24 00:35:41,322 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:35:42,160 INFO L134 CoverageAnalysis]: Checked inductivity of 949 backedges. 407 proven. 16 refuted. 0 times theorem prover too weak. 526 trivial. 0 not checked. [2024-11-24 00:35:42,161 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:35:47,441 INFO L134 CoverageAnalysis]: Checked inductivity of 949 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 933 trivial. 0 not checked. [2024-11-24 00:35:47,441 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [395349174] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-24 00:35:47,441 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-24 00:35:47,441 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 7] total 12 [2024-11-24 00:35:47,441 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248301250] [2024-11-24 00:35:47,442 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-24 00:35:47,442 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-24 00:35:47,443 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:35:47,443 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-24 00:35:47,443 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2024-11-24 00:35:47,443 INFO L87 Difference]: Start difference. First operand 7693 states and 10775 transitions. Second operand has 12 states, 11 states have (on average 43.63636363636363) internal successors, (480), 11 states have internal predecessors, (480), 3 states have call successors, (133), 2 states have call predecessors, (133), 3 states have return successors, (129), 3 states have call predecessors, (129), 3 states have call successors, (129) [2024-11-24 00:35:50,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:35:50,924 INFO L93 Difference]: Finished difference Result 15370 states and 21527 transitions. [2024-11-24 00:35:50,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-24 00:35:50,925 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 43.63636363636363) internal successors, (480), 11 states have internal predecessors, (480), 3 states have call successors, (133), 2 states have call predecessors, (133), 3 states have return successors, (129), 3 states have call predecessors, (129), 3 states have call successors, (129) Word has length 659 [2024-11-24 00:35:50,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:35:50,978 INFO L225 Difference]: With dead ends: 15370 [2024-11-24 00:35:50,978 INFO L226 Difference]: Without dead ends: 7709 [2024-11-24 00:35:51,006 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1323 GetRequests, 1308 SyntacticMatches, 4 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2024-11-24 00:35:51,006 INFO L435 NwaCegarLoop]: 4619 mSDtfsCounter, 1 mSDsluCounter, 23035 mSDsCounter, 0 mSdLazyCounter, 347 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 27654 SdHoareTripleChecker+Invalid, 348 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 347 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2024-11-24 00:35:51,006 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 27654 Invalid, 348 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 347 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2024-11-24 00:35:51,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7709 states. [2024-11-24 00:35:51,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7709 to 7709. [2024-11-24 00:35:51,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7709 states, 5623 states have (on average 1.276898452783212) internal successors, (7180), 5731 states have internal predecessors, (7180), 1738 states have call successors, (1738), 341 states have call predecessors, (1738), 344 states have return successors, (1869), 1723 states have call predecessors, (1869), 1735 states have call successors, (1869) [2024-11-24 00:35:51,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7709 states to 7709 states and 10787 transitions. [2024-11-24 00:35:51,705 INFO L78 Accepts]: Start accepts. Automaton has 7709 states and 10787 transitions. Word has length 659 [2024-11-24 00:35:51,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:35:51,705 INFO L471 AbstractCegarLoop]: Abstraction has 7709 states and 10787 transitions. [2024-11-24 00:35:51,705 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 43.63636363636363) internal successors, (480), 11 states have internal predecessors, (480), 3 states have call successors, (133), 2 states have call predecessors, (133), 3 states have return successors, (129), 3 states have call predecessors, (129), 3 states have call successors, (129) [2024-11-24 00:35:51,705 INFO L276 IsEmpty]: Start isEmpty. Operand 7709 states and 10787 transitions. [2024-11-24 00:35:51,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 665 [2024-11-24 00:35:51,717 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:35:51,717 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 13, 13, 9, 9, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:35:51,767 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-24 00:35:51,917 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:35:51,918 INFO L396 AbstractCegarLoop]: === Iteration 47 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:35:51,918 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:35:51,918 INFO L85 PathProgramCache]: Analyzing trace with hash 101492301, now seen corresponding path program 1 times [2024-11-24 00:35:51,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:35:51,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239988863] [2024-11-24 00:35:51,918 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:35:51,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:35:57,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:36:00,106 INFO L134 CoverageAnalysis]: Checked inductivity of 969 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 961 trivial. 0 not checked. [2024-11-24 00:36:00,106 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:36:00,106 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1239988863] [2024-11-24 00:36:00,106 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1239988863] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:36:00,106 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [681440584] [2024-11-24 00:36:00,107 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:36:00,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:36:00,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:36:00,109 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:36:00,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-24 00:36:15,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:36:15,264 INFO L256 TraceCheckSpWp]: Trace formula consists of 10861 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-24 00:36:15,277 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:36:16,282 INFO L134 CoverageAnalysis]: Checked inductivity of 969 backedges. 455 proven. 0 refuted. 0 times theorem prover too weak. 514 trivial. 0 not checked. [2024-11-24 00:36:16,282 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:36:16,283 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [681440584] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:36:16,283 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:36:16,283 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2024-11-24 00:36:16,283 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1659657574] [2024-11-24 00:36:16,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:36:16,284 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-24 00:36:16,285 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:36:16,286 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 00:36:16,286 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2024-11-24 00:36:16,286 INFO L87 Difference]: Start difference. First operand 7709 states and 10787 transitions. Second operand has 7 states, 7 states have (on average 51.42857142857143) internal successors, (360), 6 states have internal predecessors, (360), 3 states have call successors, (84), 2 states have call predecessors, (84), 3 states have return successors, (80), 4 states have call predecessors, (80), 3 states have call successors, (80) [2024-11-24 00:36:17,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:36:17,503 INFO L93 Difference]: Finished difference Result 15416 states and 21585 transitions. [2024-11-24 00:36:17,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 00:36:17,504 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 51.42857142857143) internal successors, (360), 6 states have internal predecessors, (360), 3 states have call successors, (84), 2 states have call predecessors, (84), 3 states have return successors, (80), 4 states have call predecessors, (80), 3 states have call successors, (80) Word has length 664 [2024-11-24 00:36:17,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:36:17,558 INFO L225 Difference]: With dead ends: 15416 [2024-11-24 00:36:17,558 INFO L226 Difference]: Without dead ends: 7751 [2024-11-24 00:36:17,585 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 669 GetRequests, 660 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2024-11-24 00:36:17,586 INFO L435 NwaCegarLoop]: 4667 mSDtfsCounter, 16 mSDsluCounter, 23280 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 27947 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-24 00:36:17,586 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 27947 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-24 00:36:17,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7751 states. [2024-11-24 00:36:18,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7751 to 7727. [2024-11-24 00:36:18,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7727 states, 5639 states have (on average 1.2768221315836141) internal successors, (7200), 5747 states have internal predecessors, (7200), 1738 states have call successors, (1738), 341 states have call predecessors, (1738), 346 states have return successors, (1875), 1725 states have call predecessors, (1875), 1735 states have call successors, (1875) [2024-11-24 00:36:18,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7727 states to 7727 states and 10813 transitions. [2024-11-24 00:36:18,298 INFO L78 Accepts]: Start accepts. Automaton has 7727 states and 10813 transitions. Word has length 664 [2024-11-24 00:36:18,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:36:18,298 INFO L471 AbstractCegarLoop]: Abstraction has 7727 states and 10813 transitions. [2024-11-24 00:36:18,298 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 51.42857142857143) internal successors, (360), 6 states have internal predecessors, (360), 3 states have call successors, (84), 2 states have call predecessors, (84), 3 states have return successors, (80), 4 states have call predecessors, (80), 3 states have call successors, (80) [2024-11-24 00:36:18,298 INFO L276 IsEmpty]: Start isEmpty. Operand 7727 states and 10813 transitions. [2024-11-24 00:36:18,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 682 [2024-11-24 00:36:18,310 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:36:18,310 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 14, 14, 9, 9, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:36:18,364 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-24 00:36:18,511 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable46 [2024-11-24 00:36:18,511 INFO L396 AbstractCegarLoop]: === Iteration 48 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-24 00:36:18,511 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:36:18,512 INFO L85 PathProgramCache]: Analyzing trace with hash -1065348086, now seen corresponding path program 1 times [2024-11-24 00:36:18,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:36:18,512 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1517416884] [2024-11-24 00:36:18,512 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:36:18,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:36:24,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:36:26,799 INFO L134 CoverageAnalysis]: Checked inductivity of 1014 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 1006 trivial. 0 not checked. [2024-11-24 00:36:26,799 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:36:26,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1517416884] [2024-11-24 00:36:26,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1517416884] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:36:26,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [132980759] [2024-11-24 00:36:26,799 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:36:26,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:36:26,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:36:26,802 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:36:26,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58778872-4d41-4c6a-9052-30b404d0e7ab/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process